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Fiction Series
- Cthulhu Mythos
- 2 Cthulhu Mythos (Lovecraft contemporary)
-
The Thing That Walked on the Wind (1933) [SF]
also appeared as:
- Variant: The Thing That Walked on the Wind (1933) [as by August W. Derleth]
- Translation: El ser que marchaba sobre el viento [Spanish] (1951)
- Translation: A Coisa que Andava no Vento [Portuguese] (1975)
- Translation: La cosa che camminava nel vento [Italian] (1987)
- Translation: Der Windläufer [German] (2003)
- Cthulhu Mythos Tales
-
The House in the Oaks (1971) [SF]
with
Robert E. Howard
also appeared as:
- Translation: Das Haus unter den Eichen [German] (1981) [as by Robert E. Howard]
-
Translation: La maison parmi les chênes?La maison parmi les chenes[French] (1985) [as by Robert E. Howard]
- Translation: Das Haus zwischen den Eichen [German] (2015)
-
The House in the Oaks (1971) [SF]
with
Robert E. Howard
also appeared as:
-
The Thing That Walked on the Wind (1933) [SF]
also appeared as:
- 3 Cthulhu Mythos short fiction
-
Beyond the Threshold (1941) [SF]
also appeared as:
- Variant: Beyond the Threshold (1941) [as by August W. Derleth]
- Translation: Más allá del umbral [Spanish] (1951)
-
Translation: Au-delà du seuil?Au-dela du seuil[French] (1975)
-
Translation: På andra sidan?Paa andra sidan[Swedish] (1976)
- Translation: På den andre siden av terskelen [Norwegian (Bokmal)] (1976)
- Translation: La soglia [Italian] (1988)
- Translation: Jenseits der Schwelle [German] (1991)
-
The Dweller in Darkness (1944) [SF]
also appeared as:
- Translation: El morador de las tinieblas [Spanish] (1951)
- Translation: L'habitant de l'ombre [French] (1972)
-
Beyond the Threshold (1941) [SF]
also appeared as:
- Cthulhu Mythos anthologies
- Tales of the Cthulhu Mythos
- 1
Tales of the Cthulhu Mythos: Volume 1 (1971) [A]
also appeared as:
- Variant: Tales of the Cthulhu Mythos (1971)
- Translation: L'appel de Cthulhu [French] (1989)
- 2
Tales of the Cthulhu Mythos: Volume 2 (1971) [A]
also appeared as:
- Variant: Tales of the Cthulhu Mythos Vol. 2 (1971)
- Translation: Huit histoires de Cthulhu [French] (1975)
-
Tales of the Cthulhu Mythos (1969) [A]
also appeared as:
- Translation: Légendes du mythe de Cthulhu [French] (1975)
- Translation: Légendes du mythe de Cthulhu [French] (1975)
- Translation: Légendes du mythe de Cthulhu ** [French] (1976)
- Translation: Légendes du mythe de Cthulhu [French] (1981)
- Translation: Légendes du mythe de Cthulhu 1 [French] (2007)
- 1
Tales of the Cthulhu Mythos: Volume 1 (1971) [A]
also appeared as:
- Tales of the Cthulhu Mythos
- Cthulhu Mythos collections
-
The Mask of Cthulhu (1958) [C]
also appeared as:
- Translation: Le masque de Cthulhu [French] (1972) [as by August Derleth and H. P. Lovecraft]
- Translation: Die Masken des Cthulhu [German] (2001)
-
The Mask of Cthulhu (1958) [C]
also appeared as:
- Cthulhu Mythos novels
-
The Lurker at the Threshold (1945)
with
H. P. Lovecraft
also appeared as:
-
Translation: Le rôdeur devant le seuil?Le rodeur devant le seuil[French] (1971) [as by A. Derleth and H. P. Lovecraft]
-
Translation: Das Grauen vor der Tür?Das Grauen vor der Tuer[German] (1979)
- Translation: Le rôdeur devant le seuil [French] (1992) [as by August Derleth]
- Translation: Das Tor des Verderbens [German] (1994)
-
Translation:
-
The Lurker at the Threshold (1945)
with
H. P. Lovecraft
also appeared as:
- The Trail of Cthulhu
- 1
The Trail of Cthulhu (1944) [SF]
also appeared as:
- Variant: The House on Curwen Street: Being the Manuscript of Andrew Phelan (1962)
- Variant: The House of Curwen Street (1971)
- Translation: Das Haus an der Curwen Street oder Das Manuskript des Andrew Phelan [German] (1972)
- Translation: La maison de Curwen Street [French] (1974) [as by A. Derleth and H. P. Lovecraft]
- Translation: La maison de Curwen Street: ou: Le manuscrit d'Andrew Phelan [French] (1975)
- Translation: La casa in Curwen Street [Italian] (1985)
- Translation: La maison de Curwen street [French] (1992)
- Variant: The House on Curwen Street (1997)
- Variant: The House on Curwen Street: The Manuscript of Andrew Phelan (1998)
- 2
The Watcher from the Sky (1945) [SF]
also appeared as:
- Variant: The Watcher from the Sky [2] (1945)
- Variant: The Watcher from the Sky: Being the Deposition of Abel Keane (1945)
- Variant: The Watcher from the Sky: The Deposition of Abel Keane (1945)
- Translation: Der Beobachter am Himmel oder Die Entrückung des Abel Keane [German] (1972)
- Translation: La vigie céleste [French] (1974) [as by A. Derleth and H. P. Lovecraft]
- Translation: Des Teufels Statthalter [German] (1975)
- Translation: La vigie céleste: ou: La déposition d'Abel Keane [French] (1975)
- Translation: La vedetta celeste [Italian] (1986)
- Translation: La vigie céleste [French] (1992)
- 3
The Testament of Claiborne Boyd (1949) [SF]
also appeared as:
- Variant: The Gorge Beyond Salapunco: Being the Testament of Claiborne Boyd (1962)
- Translation: Die Schlucht bei Salapunco oder Das Testament des Clayborne Boyd [German] (1972)
- Translation: La gorge au-delà de Salapunco [French] (1974) [as by A. Derleth and H. P. Lovecraft]
- Translation: La gorge au delà de Salapunco: ou: Le testament de Clairborne Boyd [French] (1975)
- Variant: The Gorge Beyond Salapunco (1976)
- Translation: La gola oltre Salapunco [Italian] (1986)
- Translation: La gorge au-delà de Salapunco [French] (1992)
- Variant: The Gorge beyond Salapunco: The Testament of Claiborne Boyd (1998)
- 4
The Keeper of the Key (1951) [SF]
also appeared as:
- Variant: The Keeper of the Key: Being the Statement of Nayland Colum (1951)
- Variant: The Keeper of the Key: The Statement of Nayland Colum (1951)
- Translation: Der Bewahrer des Schlüssels oder Der Bericht des Nayland Colum [German] (1972)
- Translation: Le gardien de la clé [French] (1974) [as by A. Derleth and H. P. Lovecraft]
- Translation: Le gardien de la clé: ou: Le récit de Nayland Colum [French] (1975)
- Translation: Il custode della chiave [Italian] (1976)
- Translation: Il custode della chiave [Italian] (1985)
- Translation: Le gardien de la clé [French] (1992)
- 5
The Black Island (1952) [SF]
also appeared as:
- Variant: The Black Island: Being the Narrative of Horvath Blayne (1962)
- Translation: Die schwarze Insel oder Die Erzählung des Horvath Blayne [German] (1972)
- Translation: L'île noire [French] (1974) [as by A. Derleth and H. P. Lovecraft]
- Translation: L'île noire: ou: Le récit d'Horvath Blayne [French] (1975)
- Translation: L'isola nera [Italian] (1985)
- Translation: L'île noire [French] (1992)
- Variant: The Black Island (1996) [as by August W. Derleth]
- Translation: L'île noire [French] (1998)
- Variant: The Black Island: The Narrative of Hovath Blayne (1998)
- Translation: La isla negra [Spanish] (2001)
-
The Trail of Cthulhu (1962) [C]
also appeared as:
- Translation: Auf Cthulhus Spur [German] (1972)
- Translation: La trace de Cthulhu [French] (1974) [as by A. Derleth and H. P. Lovecraft]
- Translation: La trace de Cthulhu [French] (1975)
- 1
The Trail of Cthulhu (1944) [SF]
also appeared as:
- 2 Cthulhu Mythos (Lovecraft contemporary)
- Sac Prairie Saga
- A Ride Home (1934) [SF] [non-genre]
- Place of Hawks (1935) [C] [non-genre] [only as by August W. Derleth]
- Still Is the Summer Night (1937) [non-genre]
-
The Shuttered House (1937) [SF]
also appeared as:
- Variant: The Shuttered House (1937) [as by August W. Derleth]
- Translation: Das abgeschottete Haus [German] (2023) [as by August W. Derleth]
- Any Day Now (1938) [non-genre]
- Restless Is the River (1939) [non-genre]
- A Man Needs a Woman (1940) [SF] [non-genre]
- Any Day Now (1940) [SF] [non-genre]
- Buck in the Bottoms (1940) [SF] [non-genre]
- Country Growth (1940) [SF] [non-genre]
- Country Growth (1940) [C] [non-genre]
- Crows Fly High (1940) [SF] [non-genre]
- Frost in October (1940) [SF] [non-genre]
- Geese Flying South (1940) [SF] [non-genre]
- Girl in Time Lost (1940) [SF] [non-genre]
- Good-Bye, Margery (1940) [SF] [non-genre]
- Hawk on the Blue (1940) [SF] [non-genre]
- Holiday for Three (1940) [SF] [non-genre]
- Mrs. Spinnet (1940) [SF] [non-genre]
- Old Huckleberry (1940) [SF] [non-genre]
- That Heathen Alonzo (1940) [SF] [non-genre]
- The Alphabet Begins with AAA (1940) [SF] [non-genre]
- The Blue Goose (1940) [SF] [non-genre]
- The Intercessors (1940) [SF] [non-genre]
- The Moon Rose Twice (1940) [SF] [non-genre]
- The No-Sayers (1940) [SF] [non-genre]
- Evening in Spring (1941) [non-genre]
- Village Year: A Sac Prairie Journal (1941) [non-genre]
- Rendezvous (1942) [SF] [non-genre]
- Shadow of Night (1943) [non-genre]
- The Shield of the Valiant (1945) [non-genre]
- Village Daybook: A Sac Prairie Journal (1947) [non-genre]
- Sac Prairie People (1948) [C] [non-genre]
- Walden West (1961) [non-genre]
- Wisconsin in Their Bones (1961) [C] [non-genre]
- Wisconsin Country: A Sac Prairie Journal (1965) [NF] [non-genre]
- Return to Walden West (1970) [NF] [non-genre]
- From "Shield of the Valiant" (1988) [SF] [non-genre]
- Aunt May Strikes Again! (1996) [C] [non-genre]
- Solar Pons
- 1
In Re: Sherlock Holmes (1945) [C] [non-genre]
also appeared as:
- Variant: Regarding Sherlock Holmes: The Adventures of Solar Pons (1945)
- Variant: The Adventures of Solar Pons (1975)
- 2 The Memoirs of Solar Pons (1951) [C]
- 3 Three Problems for Solar Pons (1952) [C]
- 4 The Return of Solar Pons (1958) [C]
- 5 The Reminiscences of Solar Pons (1961) [C]
- 6 The Casebook of Solar Pons (1965) [C]
- 7 The Chronicles of Solar Pons (1973) [C]
- 14 The Final Adventures of Solar Pons (1998) [C]
- The Adventure of the Missing Tenants (1929) [SF]
- The Adventure of the Black Narcissus (1929) [SF] [non-genre]
- The Adventure of the Broken Chessman (1929) [SF]
- The Adventure of the Late Mr. Faversham (1929) [SF] [non-genre]
- The Adventure of the Limping Man (1929) [SF] [non-genre]
- The Adventure of the Black Cardinal (1930) [SF]
- The Adventure of the Norcross Riddle (1944) [SF] [non-genre]
- The Adventure of the Frightened Baronet (1945) [SF] [non-genre]
- The Adventure of the Lost Holiday (1945) [SF] [non-genre]
- The Adventure of the Man with the Broken Face (1945) [SF] [non-genre]
- The Adventure of the Purloined Periapt (1945) [SF] [non-genre]
- The Adventure of the Retired Novelist (1945) [SF] [non-genre]
- The Adventure of the Seven Passengers (1945) [SF] [non-genre]
- The Adventure of the Sotheby Salesman (1945) [SF] [non-genre]
-
The Adventure of the Three Red Dwarfs (1945) [SF] [non-genre]
also appeared as:
- Variant: The Adventure of the Three Dwarfs (2019)
- The Adventure of the Circular Room (1946) [SF]
-
The Adventure of Ricoletti of the Club Foot (1951) [SF]
also appeared as:
- Variant: The Adventure of Ricoletti of the Clubfoot (1982)
- The Adventure of the Dog in the Manger (1951) [SF]
- The Adventure of the Five Royal Coachmen (1951) [SF]
- The Adventure of the Lost Locomotive (1951) [SF]
- The Adventure of the Paralytic Mendicant (1951) [SF]
- The Adventure of the Perfect Husband (1951) [SF]
- The Adventure of the Proper Comma (1951) [SF]
- The Adventure of the Six Silver Spiders (1951) [SF]
- The Adventure of the Tottenham Werewolf (1951) [SF]
- The Adventure of the Camberwell Beauty (1952) [SF]
- The Adventure of the Remarkable Worm (1952) [SF] [non-genre]
- The Adventure of the Rydberg Numbers (1952) [SF]
-
The Adventure of the Snitch in Time (1953) [SF]
with
Mack Reynolds
also appeared as:
- Translation: L'avventura dei furti nel tempo [Italian] (1955)
- The Adventure of the Swedenborg Signatures (1954) [SF]
- The Adventure of the Penny Magenta (1954) [SF]
- The Adventure of the Lost Dutchman (1955) [SF]
-
The Adventure of the Ball of Nostradamus (1955) [SF]
with
Mack Reynolds
also appeared as:
- Translation: L'aventure de la boule de Nostradamus [French] (2007)
- The Adventure of the Devil's Footprints (1956) [SF]
- The Adventure of the Mazarine Blue (1956) [SF]
- The Adventure of the Trained Cormorant (1956) [SF]
- The Adventure of the Grice-Paterson Curse (1956) [SF]
- The Adventure of the "Triple Kent" (1957) [SF]
- The Adventure of the Little Hangman (1957) [SF]
- The Adventure of the Stone of Scone (1958) [SF]
- The Adventure of the Dorrington Inheritance (1958) [SF]
- The Adventure of the Mosaic Cylinders (1959) [SF]
- The Adventure of the Cloverdale Kennels (1960) [SF]
- The Adventure of the Hats of M. Dulac (1961) [SF]
- The Adventure of the Praed Street Irregulars (1961) [SF]
- The Adventure of the Troubled Magistrate (1961) [SF]
- The Adventure of the Blind Clairaudient (1961) [SF]
- The Adventure of the Sussex Archers (1962) [SF]
- The Adventure of the Fatal Glance (1963) [SF]
- The Adventure of the Whispering Knights (1963) [SF]
-
The Adventure of the Haunted Library (1963) [SF]
also appeared as:
- Variant: Adventure of the Haunted Library (1972)
- Translation: La bibliothèque hantée [French] (1995)
- The Adventure of the Intarsia Box (1964) [SF]
- The Adventure of the Crouching Dog (1964) [SF]
-
The Adventure of the Amateur Philologist (1964) [SF]
also appeared as:
- Variant: The Amateur Philologist (1964)
- The Adventure of the Spurious Tamerlaine (1964) [SF]
- The Adventure of the Ascot Scandal (1965) [SF]
- The Adventure of the Innkeeper's Clerk (1965) [SF]
- The Adventure of the Missing Huntsman (1965) [SF]
- The Adventure of the Orient Express (1965) [SF]
-
The Adventure of the China Cottage (1965) [SF]
also appeared as:
- Variant: The China Cottage (1965)
- Praed Street Papers (1965) [SF]
- The Adventure of the Red Leech (1966) [SF]
- A Praed Street Dossier (1968) [C]
- From the Notebooks of Dr. Lyndon Parker (1968) [SF]
- Mr. Fairlie's Final Journey (1968)
- The Adventure of the Bookseller's Clerk (1968) [SF]
- The Adventure of the Unique Dickensians (1968) [SF]
- The Adventure of the Aluminum Crutch (1973) [SF]
- The Adventure of the Benin Bronze (1973) [SF]
- The Adventure of the Bishop's Companion (1973) [SF]
- The Adventure of the Golden Bracelet (1973) [SF]
- The Adventure of the Seven Sisters (1973) [SF]
- The Adventure of the Shaplow Millions (1973) [SF]
- The Solar Pons Omnibus (1982) [C]
- More from Dr. Parker's Notebooks (1998) [SF]
- Terror Over London (1998) [SF]
- The Adventure of the Burlstone Horror (1998) [SF]
- The Adventure of the Extra-Terrestrial (1998) [SF] with Mack Reynolds
- The Adventure of the Muttering Man (1998) [SF]
- The Adventure of the Nosferatu (1998) [SF] with Mack Reynolds
- The Adventure of the Viennese Musician (1998) [SF]
- The Adventures of Gresham Old Place (1998) [SF]
- The Original Text Solar Pons Omnibus Edition (2000) [O/1,2,4,5,6,7,14]
- The Complete Adventures of Solar Pons (unknown) [O/1-6]
- 1
In Re: Sherlock Holmes (1945) [C] [non-genre]
also appeared as:
- Tex Harrigan
-
The Man Who Rode the Saucer (1951) [SF]
also appeared as:
- Variant: The Man Who Rode the Saucer (1951) [as by Kenyon Holmes]
- Translation: Servizio speciale [Italian] (1954) [as by George Shelton]
- The Other Side of the Wall (1951) [SF]
- McIlvaine's Star (1952) [SF] [also as by August William Derleth]
- A Corner for Lucia (1953) [SF]
- The Maugham Obsession (1953) [SF]
- The Detective and the Senator (1953) [SF]
-
Invasion from the Microcosm (1953) [SF]
also appeared as:
- Variant: Invaders from the Microcosm (1953)
-
A Traveler in Time (1953) [SF]
also appeared as:
- Variant: Century Jumper (1958)
- Variant: A Traveller in Time (1975)
- Variant: A Traveler in Time (2013) [as by August William Derleth]
- The Remarkable Dingdong (1954) [SF]
-
The Ungrateful House (1954) [SF]
also appeared as:
- Variant: The Mechanical House (1954)
-
The Thinker and the Thought (1954) [SF]
also appeared as:
- Variant: Mark VII (1954)
- Variant: Thinker, Mark VII (1954)
-
The Penfield Misadventure (1954) [SF]
also appeared as:
- Translation: Fehltritt in die Vergangenheit [German] (1967)
- The Martian Artifact (1957) [SF]
- By Rocket to the Moon (1965) [SF]
- Ferguson's Capsules (1966) [SF]
- An Eye for History (1975) [SF]
- Harrigan's File (1975) [C]
- Protoplasma (1975) [SF]
-
The Man Who Rode the Saucer (1951) [SF]
also appeared as:
- Death By Design (1953)
- The Beast in Holger's Woods (1968)
- Someone in the Dark (1941)
-
Something Near (1945)
also appeared as:
- Translation: Cuentos del más allá [Spanish] (1951)
- Not Long for This World (1948)
-
The Survivor and Others (1957)
with
H. P. Lovecraft
also appeared as:
- Translation: L'ombre venue de l'espace et autres contes [French] (1978) [as by A. Derleth and H. P. Lovecraft]
- Tales from Not Long for This World (1961)
- Lonesome Places (1962)
-
Mr. George and Other Odd Persons (1963)
also appeared as:
- Variant: Mr. George and Other Odd Persons (1963) [as by Stephen Grendon]
- Variant: When Graveyards Yawn (1965)
- Colonel Markesan and Less Pleasant People (1966) with Mark Schorer
- 'Wie kan ik zeggen dat er is?' [Dutch] (1968)
- The Shadow Out of Time and Other Tales of Horror (1968) with H. P. Lovecraft
- The Shuttered Room and Other Tales of Horror (1970) with H. P. Lovecraft
- The Shuttered Room and Other Tales of Terror (1971) with H. P. Lovecraft
-
The Watchers Out of Time and Others (1974)
with
H. P. Lovecraft
also appeared as:
-
Translation: Die dunkle Brüderschaft?Die dunkle Bruederschaft[German] (1987)
- Variant: The Watchers Out of Time (1991)
-
Translation:
- Dwellers in Darkness (1976)
- L'amulette tibétaine [French] (1985)
- Le fantôme du lac [French] (1987)
- A Derleth Collection (1993)
- The Cthulhu Mythos (1997)
- In Lovecraft's Shadow: The Cthulhu Mythos Stories of August Derleth (1998)
- "Who Shall I Say Is Calling?" and Other Stories (2009)
- August Derleth's Eerie Creatures (2009)
- That Is Not Dead (2009)
- The Sleepers and Other Wakeful Things (2009)
- The Scrying Place (unpublished)
- The World of H. P. Lovecraft (1971) [O] with H. P. Lovecraft
- Quest for Cthulhu (2000) [O]
- The Arkham Collector
- The Arkham Collector - 1967 (1967)
- The Arkham Collector - 1968 (1968)
- The Arkham Collector - 1969 (1969)
- The Arkham Collector - 1970 (1970)
- The Arkham Collector - 1971 (1971)
- The Arkham Sampler (1948-49)
- The Arkham Sampler - 1948 (1948)
- The Arkham Sampler - 1949 (1949)
- Sleep No More (1944)
- Who Knocks? (1946)
- Dark of the Moon (1947)
- The Night Side (1947)
- The Sleeping and the Dead: Thirty Uncanny Tales (1947)
- Strange Ports of Call (1948)
- The Other Side of the Moon (1949)
- Beyond Time and Space (1950)
- Far Boundaries (1951)
- The Outer Reaches (1951)
- Night's Yawning Peal (1952)
- Beachheads in Space (1952)
-
Worlds of Tomorrow (1953)
also appeared as:
- Variant: New Worlds for Old (1963)
-
Time to Come (1954)
also appeared as:
- Translation: Paradies II [German] (1970)
- Portals of Tomorrow (1954)
- The Shuttered Room and Other Pieces (1959)
- Fire and Sleet and Candlelight (1961)
-
Dark Mind, Dark Heart (1962)
also appeared as:
-
Translation: Rendezvous mit dem Würgeengel?Rendezvous mit dem Wuergeengel[German] (1976)
-
Translation:
- The Sleeping and the Dead (abridged) (1963)
- The Time of Infinity (1963)
- When Evil Wakes (1963)
- From Other Worlds (1964)
- The Unquiet Grave (1964)
- Over the Edge (1964)
- The Dark Brotherhood and Other Pieces (1966)
- Travellers by Night (1967)
- Stories from Sleep No More (1967)
- Dark Things (1971)
- The Arkham Collector, Vol. 1 (1971)
-
La chose des ténèbres?La chose des tenebres[French] (1989) with H. P. Lovecraft [only as by A. Derleth and H. P. Lovecraft]
- New Horizons: Yesterday's Portraits of Tomorrow (1998)
- The Arkham Sampler: A Facsimile Edition (2010)
- The Adventure of the Orient Express (1965)
- Praed Street Papers (1965)
- The Adventure of the Unique Dickensians (1968)
- McIlvaine's Star (2009)
- A Traveler in Time (2012)
- The Maugham Obsession (2023)
- H. P. L.: A Memoir
- H. P. L.: A Memoir (1945)
- Addenda to 'H. P. L.: A Memoir'
- 1 Lovecraft's Sensitivity (1949) [ES]
- 2 Lovecraft's "Conservative" (1949) [ES]
- The Lovecraft Letters
- August Derleth: Twenty Years of Writing, 1926-1946 (1946)
- Writing Fiction (1946)
- August Derleth: Twenty-Five Years of Writing, 1926-1951 (1951)
- August Derleth: Thirty Years of Writing, 1926-1956 (1956)
- Arkham House: The First 20 Years 1939-1959 (1959)
- Some Notes on H. P. Lovecraft (1959)
- 100 Books by August Derleth (1962) [only as by uncredited]
- Thirty Years of Arkham House, 1939-1969 (1970)
- Chronicles of the City-States
- 1
Prince Borgia's Mass (1931)
also appeared as:
- Variant: Prince Borgia's Mass (1931) [as by August W. Derleth]
- Translation: Prins Borgias messe [Norwegian (Bokmal)] (1976)
- 2 A Dinner at Imola (1929) [also as by August W. Derleth]
- 3 Lesandro's Familiar (1936) [also as by August W. Derleth]
- 4 The Bridge of Sighs (1931) [also as by August W. Derleth]
- 5 A Cloak from Messer Lando (1934) [also as by August W. Derleth]
- 1
Prince Borgia's Mass (1931)
also appeared as:
- The Coffin of Lissa (1926) [also as by August W. Derleth]
- The Elixir of Life (1926) with Mark Schorer [only as by August W. Derleth and Marc R. Schorer]
-
The Marmoset (1926)
with
Mark Schorer
only appeared as:
- Variant: The Marmoset (1926) [as by August Derleth and Marc R. Schorer]
- Variant: The Marmoset (1926) [as by August W. Derleth and Marc R. Schorer]
-
Bat's Belfry (1926)
also appeared as:
- Variant: Bat's Belfry (1926) [as by August W. Derleth]
- Translation: Fledermausruh [German] (1974)
- Translation: Flaggermus-huset [Norwegian (Bokmal)] (1976)
-
Translation: Кулата на Прилепа?Kulata na Prilepa[Bulgarian] (2004) [as byОгъст Дърлет?Ogast Darlet]
-
Mr. Ames' Devil (1926)
also appeared as:
- Variant: Mr. Ames' Devil (1942) [as by August W. Derleth]
- Translation: El diablo del señor Ames [Spanish] (1951)
- Translation: Mr. Ames og djevelen hans [Norwegian (Bokmal)] (1976)
- The Devil's Pay (1926) [also as by August W. Derleth]
-
The Black Castle (1927)
with
Mark Schorer
only appeared as:
- Variant: The Black Castle (1927) [as by August Derleth and Marc R. Schorer]
- Variant: The Black Castle (1927) [as by August W. Derleth and Marc R. Schorer]
- The Night Rider (1927) [also as by August W. Derleth]
-
The River (1927)
only appeared as:
- Variant: The River (1927) [as by August Derleth and Marc R. Schorer]
- Variant: The River (1927) [as by August W. Derleth]
-
The Turret Room (1927)
only appeared as:
- Variant: The Turret Room (1927) [as by August Derleth and Marc R. Schorer]
- Variant: The Turret Room (1927) [as by August W. Derleth]
- The Sleepers (1927) [also as by August W. Derleth]
-
Riders in the Sky (1928)
with
Mark Schorer
only appeared as:
- Variant: Riders in the Sky (1928) [as by August W. Derleth and Marc R. Schorer]
- Variant: Riders in the Sky (2009) [as by August Derleth and Marc R. Schorer]
- The Tenant (1928) [also as by August W. Derleth]
- The Philosophers' Stone (1928) [also as by August W. Derleth]
-
The Three-Storied House (1928)
only appeared as:
- Variant: The Three Storied House (1928)
- Variant: The Three-Storied House (1928) [as by August W. Derleth]
-
The Owl on the Moor (1928)
with
Mark Schorer
also appeared as:
- Variant: The Owl on the Moor (1928) [as by August Derleth and Marc R. Schorer]
- Variant: The Owl on the Moor (1928) [as by August W. Derleth and Marc R. Schorer]
- The Conradi Affair (1928) with Carl W. Ganzlin [only as by August W. Derleth and Carl W. Ganzlin]
- The Tenant at Number Seven (1928) [also as by August W. Derleth]
- The Statement of Justin Parker (1928) [only as by August W. Derleth]
- An Occurrence in an Antique Shop (1929) [only as by August W. Derleth]
- "Melodie in E Minor" (1929) [also as by August W. Derleth]
- The Deserted Garden (1929) [also as by August W. Derleth]
- The House on the Highway (1929) [also as by August W. Derleth]
- Old Mark (1929) [also as by August W. Derleth]
- Scarlatti's Bottle (1929) [also as by August W. Derleth]
- He Shall Come (1929)
- The Inheritors (1929) [also as by August W. Derleth]
- A Matter of Sight (1930) [also as by August W. Derleth]
- The Lilac Bush (1930) [also as by August W. Derleth]
-
The Pacer (1930)
with
Mark Schorer
also appeared as:
- Variant: The Pacer (1930) [as by August W. Derleth]
- Variant: The Pacer (1930) [as by August W. Derleth and Marc R. Schorer]
- Variant: The Pacer (1930) [as by August Derleth]
- Translation: Il camminatore [Italian] (1988)
- The Portrait (1930) [also as by August W. Derleth]
- The Whistler (1930) [also as by August W. Derleth]
- Across the Hall (1930) [also as by August W. Derleth]
- "Just a Song at Twilight" (1930) [also as by August W. Derleth]
- Mrs. Bentley's Daughter (1930) [also as by August W. Derleth]
- Ghosts Who Return to Re-enact Their Crimes (1931)
- Wraiths of the Sea (1931)
- The Captain Is Afraid (1931) [also as by August W. Derleth]
- A Battle Over the Tea-Cups (1932) [only as by August W. Derleth]
-
The Shadow on the Sky (1932)
also appeared as:
- Variant: The Shadow on the Sky (1932) [as by August W. Derleth]
- Translation: Le tertre du gibet [French] (1966)
- Those Who Seek (1932) [also as by August W. Derleth]
-
Laughter in the Night (1932)
with
Mark Schorer
also appeared as:
- Variant: Laughter in the Night (1932) [as by August W. Derleth and Mark Schorer]
- Variant: Laughter in the Night (1932) [as by August Derleth and Marc Schorer]
- The Bishop Sees Through (1932) [also as by August W. Derleth]
-
In the Left Wing (1932)
with
Mark Schorer
also appeared as:
- Variant: In the Left Wing (1932) [as by August W. Derleth and Mark Schorer]
-
Translation: Böse Seelen?Boese Seelen[German] (1978)
-
The House in the Magnolias (1932)
with
Mark Schorer
also appeared as:
- Variant: The House in the Magnolias (1932) [as by August Derleth]
- Variant: The House in the Magnolias (1932) [as by August W. Derleth and Mark Schorer]
- The Lair of the Star-Spawn (1932) with Mark Schorer [also as by August W. Derleth and Mark Schorer]
- The Sheraton Mirror (1932) [also as by August W. Derleth]
- Red Hands (1932) with Mark Schorer [also as by August W. Derleth and Mark Schorer]
- Birkett's Twelfth Corpse (1933) [also as by August W. Derleth]
- The Vanishing of Simmons (1933) [only as by August W. Derleth]
- Mr. Jimson Assists (1933) [only as by August W. Derleth]
- The White Moth (1933) [also as by August W. Derleth]
-
The Carven Image (1933)
with
Mark Schorer
also appeared as:
- Variant: The Carven Image (1933) [as by August Derleth]
- Variant: The Carven Image (1933) [as by August W. Derleth and Mark Schorer]
- Nellie Foster (1933) [also as by August W. Derleth]
-
An Elegy for Mr. Danielson (1933)
also appeared as:
- Variant: An Elegy for Mr. Danielson (1933) [as by August W. Derleth]
- Translation: Una elegía para el señor Danielson [Spanish] (1951)
-
The Panelled Room (1933)
also appeared as:
- Variant: The Panelled Room (1937) [as by August W. Derleth]
- Translation: De Kamer met de Panelen [Dutch] (1949)
- The Return of Andrew Bentley (1933) with Mark Schorer [also as by August W. Derleth and Mark Schorer]
-
The Metronome (1934)
also appeared as:
- Variant: The Metronome (1934) [as by August W. Derleth]
- Translation: El metrónomo [Spanish] (1951)
- Phantom Lights (1934) [only as by August W. Derleth]
- The Cossacks Ride Hard (1934)
- Colonel Markesan (1934) with Mark Schorer [also as by August W. Derleth and Mark Schorer]
- The Incredible Dr Markesan (1934)
-
Wild Grapes (1934)
also appeared as:
- Variant: Wild Grapes (1934) [as by August W. Derleth]
- Translation: Vignes sauvages [French] (1966)
- Feigman's Beard (1934) [also as by August W. Derleth]
- A Matter of Faith (1934) with Mark Schorer [only as by August W. Derleth and Mark Schorer]
- The Slanting Shadow (1935) [also as by August W. Derleth]
- Muggridge's Aunt (1935) [also as by August W. Derleth]
- Expedition to the North (1935)
- Mr. Berbeck Had a Dream (1935) [also as by August W. Derleth]
- The Man from Dark Valley (1936) [only as by August W. Derleth]
-
The Satin Mask (1936)
also appeared as:
- Variant: The Satin Mask (1936) [as by August W. Derleth]
- Translation: La máscara de satén [Spanish] (1951)
- Room to Turn Around (1936)
-
They Shall Rise (1936)
with
Mark Schorer
also appeared as:
- Variant: They Shall Rise (1936) [as by August W. Derleth and Mark Schorer]
- Translation: Ils ressusciteront [French] (1975) [as by August W. Derleth and Mark Schorer]
- Translation: Ils ressusciteront [French] (1985) [as by August Derleth and Marc Schorer]
- The Telephone in the Library (1936) [also as by August W. Derleth]
-
The Return of Sarah Purcell (1936)
also appeared as:
- Variant: The Return of Sarah Purcell (1936) [as by August W. Derleth]
- Translation: Le retour de Sarah [French] (1971)
-
Death Holds the Post (1936)
with
Mark Schorer
also appeared as:
- Variant: Death Holds the Post (1936) [as by August W. Derleth and Mark Schorer]
- Variant: Death Holds the Post (1936) [as by August Derleth]
- Translation: De dood bewaakt het fort [Dutch] (1968) [as by August Derleth]
- Translation: De dood bewaakt het fort [Dutch] (1976)
- Translation: De dood bewaakt het fort [Dutch] (1982) [as by August William Derleth and Mark Schorer]
- The Woman at Loon Point (1936) with Mark Schorer [also as by August W. Derleth and Mark Schorer]
-
Glory Hand (1937)
also appeared as:
- Variant: Glory Hand (1937) [as by August W. Derleth]
- Translation: De hand des doods [Dutch] (1968)
- Translation: La main de gloire [French] (1970)
-
The Wind from the River (1937)
also appeared as:
- Variant: The Wind from the River (1937) [as by August W. Derleth]
-
Translation: Le vent de la rivière?Le vent de la riviere[French] (1970)
-
McGovern's Obsession (1937)
also appeared as:
- Variant: McGovern's Obsession (1937) [as by August W. Derleth]
- Translation: L'obsession de McGovern [French] (1970)
-
Three Gentlemen in Black (1938)
also appeared as:
- Variant: Three Gentlemen in Black (1938) [as by August W. Derleth]
-
Translation: Trois messieurs vêtus de noir?Trois messieurs vetus de noir[French] (1970)
- Memoir for Lucas Payne (1939) [also as by August W. Derleth]
- Eyes of the Serpent (1939) with Mark Schorer [also as by August W. Derleth and Mark Schorer]
-
The Drifting Snow (1939)
also appeared as:
- Variant: The Drifting Snow (1939) [as by Stephen Grendon]
- Variant: The Drifting Snow (1939) [as by August W. Derleth]
- Translation: Spuren im Schnee [German] (1968) [as by August W. Derleth]
- Translation: Treibender Schnee [German] (1974) [as by Stephen Grendon]
-
Translation: Sneføyk?Snefoyk[Norwegian (Bokmal)] (1976) [as by Stephen Grendon]
- Translation: Tourbillons de neige [French] (1978)
- Translation: Schneetreiben [German] (1988)
-
Motive (1939)
also appeared as:
- Translation: Motivo [Spanish] (1951)
-
The Return of Hastur (1939)
also appeared as:
- Variant: The Return of Hastur (1939) [as by August W. Derleth]
- Translation: Le retour d'Hastur [French] (1972)
- Translation: Il ritorno di Hastur [Italian] (1986)
- Translation: Le retour d'Hastur [French] (2000)
- Translation: Hasturs Rückkehr [German] (2001)
-
Logoda's Heads (1939)
also appeared as:
- Variant: Logoda's Heads (1939) [as by August W. Derleth]
- Translation: Dîner de têtes [French] (1966)
-
The Second Print (1939)
also appeared as:
- Variant: Lord of Evil (1939) [as by Tally Mason]
- Variant: The Second Print (2009) [as by Tally Mason]
-
The Vengeance of Ai (1939)
with
Mark Schorer
also appeared as:
- Variant: The Vengeance of Aï (1939)
- Variant: The Vengeance of Ai (1939) [as by Mark Schorer]
- Man in the Dark (1939) [also as by August W. Derleth]
-
Mrs. Elting Does Her Part (1939)
also appeared as:
- Variant: Mrs. Elting Does Her Part (1939) [as by Tally Mason]
- Variant: Mrs. Eltring Plays Her Part (1968)
-
Spawn of the Maelstrom (1939)
with
Mark Schorer
also appeared as:
- Variant: Spawn of the Maelstrom (1939) [as by August W. Derleth and Mark Schorer]
- Translation: La progenie del maelstrom [Italian] (1989)
- A Message for His Majesty (1939) [also as by August W. Derleth]
- A Bottle for Corezzi (1939) with Mark Schorer
- A Gift for Uncle Herman (1939) [also as by August W. Derleth]
-
Passing of Eric Holm (1939)
also appeared as:
- Variant: The Passing of Eric Holm (1939)
- Variant: Passing of Eric Holm (1939) [as by Will Garth]
- The Room in the Annex (1939) [only as by Tally Mason]
- Bramwell's Guardian (1940) [also as by August W. Derleth]
- Joliper's Gift (1940) [also as by Eldon Heath]
- After You, Mr. Henderson (1940) [also as by August W. Derleth]
- The Four Who Came Back (1940) [also as by Tally Mason]
- The Dead Shall Rise Up (1940) [only as by Will Garth]
-
The Evil Ones (1940)
with
Mark Schorer
only appeared as:
- Variant: The Evil Ones (1940) [as by August W. Derleth and Mark Schorer]
- Variant: The Horror from the Depths (1966)
-
The Sandwin Compact (1940)
also appeared as:
- Variant: The Sandwin Compact (1940) [as by August W. Derleth]
- Translation: Le pacte des Sandwin [French] (1972)
- Translation: Het Sandwin-verdrag [Dutch] (1973) [as by August W. Derleth]
- Translation: Il patto di Sandwin [Italian] (1986)
- Translation: Der Sandwin-Pakt [German] (2001)
- A Little Knowledge (1940) [also as by August W. Derleth]
-
Ithaqua (1941)
also appeared as:
- Variant: Ithaqua (1941) [as by August W. Derleth]
- Variant: The Snow-Thing (1941)
- Translation: Ithaqua [Spanish] (1951)
-
Come to Me (1941)
also appeared as:
- Variant: "Come to Me!" (1941) [as by August W. Derleth]
-
Altimer's Amulet (1941)
also appeared as:
- Variant: Altimer's Amulet (1941) [as by August W. Derleth]
-
Translation: L'amulette tibétaine?L'amulette tibetaine[French] (1970)
-
Compliments of Spectro (1941)
also appeared as:
- Translation: Med hilsen fra Spectro [Norwegian (Bokmal)] (unknown)
- Variant: Compliments of Spectro (1941) [as by August W. Derleth]
-
Here, Daemos! (1942)
also appeared as:
- Variant: Here, Daemos! (1942) [as by August W. Derleth]
- Translation: ¡Aquí, Daemos! [Spanish] (1951)
-
Mrs. Corter Makes Up Her Mind (1942)
also appeared as:
- Variant: Mrs. Corter Makes Up Her Mind (1942) [as by August W. Derleth]
- Translation: La señora Corter se decide [Spanish] (1951)
-
Headlines for Tod Shayne (1942)
also appeared as:
- Variant: Headlines for Tod Shayne (1942) [as by August W. Derleth]
- Translation: Noticia de primera plana para Tod Shayne [Spanish] (1951)
-
Lansing's Luxury (1942)
also appeared as:
- Variant: Lansing's Luxury (1942) [as by August W. Derleth]
- Translation: El lujo de Lansing [Spanish] (1951)
- The Night Light at Vorden's (1942)
-
McElwin's Glass (1943)
also appeared as:
- Translation: El telescopio de McElwin [Spanish] (1951)
-
No Light for Uncle Henry (1943)
also appeared as:
- Translation: La sombra del tío Henry [Spanish] (1951)
-
A Wig for Miss DeVore (1943)
also appeared as:
- Translation: Una peluca para Sheila Devore [Spanish] (1951)
- Translation: En parykk til frøken DeVore [Norwegian (Bokmal)] (1973)
- Baynter's Imp (1943)
-
A Thin Gentleman with Gloves (1943)
also appeared as:
- Variant: A Thin Gentleman with Gloves (1943) [as by Simon West]
- Translation: El caballero delgado de las manos enguantadas [Spanish] (1951) [as by Simon West]
- Translation: L'homme ganté [French] (1964) [as by Simon West]
- A Ring for Stella (1944)
-
Lady Macbeth of Pimley Square (1944)
also appeared as:
- Translation: Lady Macbeth de Pimley Square [Spanish] (1951)
-
Pacific 421 (1944)
also appeared as:
- Variant: Pacific 421 (1944) [as by August W. Derleth]
- Translation: El Pacific 421 [Spanish] (1951)
-
A Gentleman from Prague (1944)
also appeared as:
- Variant: A Gentleman from Prague (1944) [as by Stephen Grendon]
- Translation: L'inconnu de Prague [French] (1987)
- The Adventures of Solar Pons (1945)
- The Bell in the Arbor (1945)
-
The Inverness Cape (1945)
also appeared as:
- Translation: La capa escocesa [Spanish] (1951)
-
Alannah (1945)
also appeared as:
- Variant: Alannah (1945) [as by Stephen Grendon]
- Translation: Alannah [French] (1987)
- Carousel (1945) also appeared as:
- The Lost Day (1945)
-
The God-Box (1945)
also appeared as:
- Variant: The Gold-Box (1945)
- Translation: De doos der goden [Dutch] (1968)
-
Mrs. Lannisfree (1945)
also appeared as:
- Translation: Mrs. Lannisfree [German] (1971)
- Translation: La vendetta [Italian] (1989)
- Sac Prairie Notebook (1945)
- Dead Man's Shoes (1946) [also as by Stephen Grendon]
- Pikeman (1946)
- A Collector of Stones (1946)
- Bishop's Gambit (1947) [also as by Stephen Grendon]
- Parrington's Pool (1947) [also as by Stephen Grendon]
-
The Churchyard Yew (1947)
only appeared as:
- Variant: The Churchyard Yew (1947) [as by J. Sheridan LeFanu]
- Variant: The Churchyard Yew (1975) [as by J. Sheridan Le Fanu]
- Translation: L'if près de l'église [French] (1982)
- The Extra Passenger (1947) [also as by Stephen Grendon]
-
Mr. George (1947)
also appeared as:
- Variant: Mr. George (1947) [as by Stephen Grendon]
- Translation: Mr. George [Dutch] (1957) [as by Stephen Grendon]
- Translation: Monsieur Georges [French] (1987)
- Translation: Il signor George [Italian] (1987)
- Translation: Mister George [German] (2023) [as by Stephen Grendon]
- The Occupant of the Crypt (1947) with Mark Schorer
-
The Ghost Walk (1947)
also appeared as:
- Variant: The Ghost Walk (1947) [as by Stephen Grendon]
- Translation: La charmille hantée [French] (1987)
- "That Feller Oates!" (1948)
- A Little Quiet in the Evening (1948)
- Blessed Are the Meek (1948) [also as by Stephen Grendon]
- I Was Walking Helen Home (1948)
- Kleine Nachtmusik (1948)
- Light Again (1948)
-
Mara (1948)
also appeared as:
- Variant: Mara (1948) [as by Stephen Grendon]
- Translation: Mara [French] (1987)
- McCrary's Wife (1948)
- Moonlight in the Apple Tree (1948)
- Nella (1948)
- Now Is the Time for All Good Men (1948)
- One Against the Dead (1948)
- Stuff of Dreams (1948)
- The Lost Kiss (1948)
- The Sisters (1948)
-
The Wind in the Lilacs (1948)
also appeared as:
- Variant: The Wind in the Lilacs (1948) [as by Stephen Grendon]
- Translation: Le vent dans les lilas [French] (1987)
- Valse Oublieé (1948)
- Where the Worm Dieth Not (1948)
- The Night Train to Lost Valley (1948) [also as by Stephen Grendon]
-
The Lonesome Place (1948)
also appeared as:
- Translation: Kinderen met fantasie [Dutch] (1966) [as by August William Derleth]
- Variant: The Lonesome Place (1967) [as by August W. Derleth]
- Translation: Kinderen met fantasie [Dutch] (1982) [as by August William Derleth]
-
Something in Wood (1948)
also appeared as:
- Translation: Het houten afgodsbeeld [Dutch] (1968) [as by August William Derleth]
- Translation: Quelque chose en bois [French] (1972)
- Translation: Qualcosa di legno [Italian] (1986)
- Translation: Etwas aus Holz [German] (2001)
-
Saunder's Little Friend (1948)
also appeared as:
- Variant: The Little Friend (1948) [as by August W. Derleth]
- Translation: Ein Ungeheuer aus Wachs und Wahnsinn [German] (1975)
-
The Tsanta in the Parlor (1948)
only appeared as:
- Variant: The Tsanta in the Parlour (1948) [as by Stephen Grendon]
- Variant: The Tsantsa in the Parlor (1948)
- Variant: The Tsanta in the Parlor (1948) [as by Stephen Grendon]
- Variant: The Tsantsa in the Parlor (1948) [as by Stephen Grendon]
- Translation: La tête sur la cheminée [French] (1987)
- Translation: Der Schrumpfkopf im Wohnzimmer [German] (2023) [as by Stephen Grendon]
-
The Whippoorwills in the Hills (1948)
also appeared as:
- Variant: The Whippoorwills in the Hills (1948) [as by August W. Derleth]
- Translation: Les engoulevents de la colline [French] (1972)
- Translation: I caprimugli sulle colline [Italian] (1986)
- Translation: Die Ziegenmelker in den Bergen [German] (2001)
- Balu (1949) [also as by Stephen Grendon]
- Fool Proof (1949)
-
Mrs. Manifold (1949)
also appeared as:
- Variant: Mrs. Manifold (1949) [as by Stephen Grendon]
- Translation: La señora Manifold [Spanish] (1965) [as by Stephen Grendon]
- Translation: Mme Manifold [French] (1987)
- Open, Sesame! (1949) [also as by Stephen Grendon]
- The Song of the Pewee (1949) [also as by Stephen Grendon]
-
Kingsridge 214 (1949)
also appeared as:
- Translation: Kingsridge 214 [Dutch] (1968)
-
The Blue Spectacles (1949)
also appeared as:
- Variant: The Blue Spectacles (1949) [as by Stephen Grendon]
- Translation: Les lunettes bleues [French] (1987)
- The Slayers and the Slain (1949)
-
Twilight Play (1949)
also appeared as:
- Translation: Gioco al tramonto [Italian] (1979)
- The Ormolu Clock (1950)
- The Man on B-17 (1950) [also as by Stephen Grendon]
- The Island Out of Space (1950)
- The Closing Door (1950)
-
Potts' Triumph (1950)
also appeared as:
- Translation: Potts Triumph [German] (1969)
- The Extra Child (1950)
- The Fifth Child (1950)
- A Room in a House (1950)
- The Haunters of Night (1951)
-
Something from Out There (1951)
also appeared as:
- Translation: Etwas von da draußen [German] (2023)
- A Knocking in the Wall (1951)
-
Hector (1951)
also appeared as:
- Variant: Hector (1951) [as by Michael West (I)]
- Variant: Hector (1951) [as by Micahel West]
- The Element of Chance (1952)
- The Place of Desolation (1952)
- The Night Road (1952)
-
"Who Shall I Say Is Calling?" (1952)
also appeared as:
- Translation: 'Wie kan ik zeggen dat er is?' [Dutch] (1968)
- Translation: 'Wie kan ik zeggen dat er is?' [Dutch] (1972) [as by August W. Derleth]
- Translation: 'Wie kan ik zeggen dat er is?' [Dutch] (1980) [as by August William Derleth]
- The Lost Path (1952)
- Monie (1953)
-
"Sexton, Sexton, in the Wall" (1953)
also appeared as:
- Variant: "Sexton, Sexton, on the Wall" (1962)
-
The House in the Valley (1953)
also appeared as:
- Translation: Das einsame Haus [German] (1972)
-
Translation: La maison dans la vallée?La maison dans la vallee[French] (1972)
- Translation: La casa nella valle [Italian] (1986)
- Translation: Das Haus im Tal [German] (2001)
- The Ebony Stick (1953)
- The Disc Recorder (1953)
- The Place in the Woods (1954)
-
The Survivor (1954)
with
H. P. Lovecraft
also appeared as:
- Translation: Han som kom tilbake [Norwegian (Bokmal)] (unknown)
- Translation: Il sopravvissuto [Italian] (1975) [as by August Derleth and Howard Phillips Lovecraft]
- Translation: Le survivant [French] (1978) [as by A. Derleth and H. P. Lovecraft]
- Translation: Der Nachkomme [German] (1987)
- Translation: Le survivant [French] (1992) [as by August Derleth]
-
The Ancestor (1957)
with
H. P. Lovecraft
also appeared as:
- Translation: L'antenato [Italian] (1976) [as by August Derleth and Howard Phillips Lovecraft]
-
Translation: L'ancêtre?L'ancetre[French] (1978) [as by A. Derleth and H. P. Lovecraft]
- Translation: Der Vorfahr [German] (1987)
- Translation: L'ancêtre [French] (1992) [as by August Derleth]
-
The Peabody Heritage (1957)
with
H. P. Lovecraft
also appeared as:
- Translation: La chambre secrète [French] (1966)
- Translation: De erfenis van Peabody [Dutch] (1968) [as by August Derleth]
- Translation: Peabody-arven [Norwegian (Bokmal)] (1976) [as by H. P. Lovecraft]
-
Translation: L'héritage Peabody?L'heritage Peabody[French] (1978) [as by A. Derleth and H. P. Lovecraft]
- Translation: Das Erbe der Peabodys [German] (1987)
- Translation: L'héritage Peabody [French] (1992) [as by August Derleth]
-
The Shadow Out of Space (1957)
with
H. P. Lovecraft
also appeared as:
- Variant: The Shadow Out of Space (1957) [as by August W. Derleth and H. P. Lovecraft]
- Variant: The Shadow Out of Space (1957) [as by August W. Derleth]
- Translation: L'ombre venue de l'espace [French] (1978) [as by A. Derleth and H. P. Lovecraft]
- Translation: Der Schatten aus dem All [German] (1987)
- Translation: L'ombre venue de l'espace [French] (1992) [as by August Derleth]
-
Wentworth's Day (1957)
with
H. P. Lovecraft
also appeared as:
- Translation: L'échéance [French] (1966)
-
Translation: Le jour à Wentworth?Le jour a Wentworth[French] (1978) [as by A. Derleth and H. P. Lovecraft]
- Translation: Wentworths Tag [German] (1989)
- Translation: Le jour à Wentworth [French] (1992) [as by August Derleth]
-
Translation: Le jour à Wentworth?Le jour a Wentworth[French] (1997) [as by H. P. Lovecraft]
-
The Dark Boy (1957)
also appeared as:
-
Translation: Le petit garçon perdu?Le petit garcon perdu[French] (1959)
-
Translation:
-
The Gable Window (1957)
with
H. P. Lovecraft
also appeared as:
- Variant: The Murky Glass (1957)
- Translation: Het zolderraam [Dutch] (1968) [as by August Derleth]
-
Translation: La fenêtre à pignon?La fenetre a pignon[French] (1978) [as by A. Derleth and H. P. Lovecraft]
- Translation: La finestra della soffitta [Italian] (1980)
- Translation: Das Giebelfenster [German] (1987)
-
Translation: Окно в башне?Okno v bashne[Russian] (1992) [as byГовард Ловекрафт?Govard Lovekraft]
Howard Lovecraft - Translation: La fenêtre à pignon [French] (1992) [as by August Derleth]
-
The Seal of R'lyeh (1957)
also appeared as:
- Variant: The Seal of the Damned (1957)
- Translation: Le sceau de R'lyeh [French] (1972)
- Translation: Il segno di R'Lyeh [Italian] (1986)
- Translation: Das Siegel von R'lyeh [German] (2001)
-
The Lamp of Alhazred (1957)
with
H. P. Lovecraft
also appeared as:
- Translation: La lampe d'Alhazred [French] (1958)
- Translation: De lamp van Alhazred [Dutch] (1968) [as by August Derleth]
- Translation: La lampe d'Alhazred [French] (1978) [as by A. Derleth and H. P. Lovecraft]
- Translation: Die Lampe des Alhazred [German] (1987)
- Translation: La lampe d'Alhazred [French] (1992) [as by August Derleth]
- Camomile (1959)
- Lovecraft and "The Pacer" (excerpt) (1959)
-
The Fisherman of Falcon Point (1959)
with
H. P. Lovecraft
also appeared as:
- Translation: Der Fischer von Falcon Point [German] (1989)
- Translation: Le pêcheur du Falcon Point [French] (1992) [as by August Derleth]
-
The Shuttered Room (1959)
with
H. P. Lovecraft
also appeared as:
- Translation: La chambre aux volets clos [French] (1964)
- Translation: De kamer met de luiken [Dutch] (1968) [as by August Derleth]
- Variant: The Shuttered Room (1981) [as by H. P. Lovecraft]
- Translation: La chambre aux volets clos [French] (1985) [as by August Derleth]
- Translation: Das vernagelte Zimmer [German] (1987)
- Translation: La chambre condamnée [French] (1992) [as by August Derleth]
- Variant: The Shuttered Room (1995) [as by August W. Derleth]
-
Tail of the Dog (1959)
also appeared as:
- Variant: The Tail of the Dog (1961)
-
Halloween for Mr. Faulkner (1959)
also appeared as:
- Variant: Hallowe'en for Mr. Faulkner (1962)
- Variant: Hallowe'en for Mr Faulkner (1976)
- April Kinney (1961)
- Mr. C (1961)
- Others Deal in Death (1961)
- The Boundary of Now (1961)
- The Christmas Virgin (1961)
- The House of Moonlight (1961)
- The Mouse on the Train (1961)
- The Other Cheek (1961)
- The Quince Bush (1961)
- The Revolt of the Worm (1961)
- The Telescope (1961)
- The Valley Whippoorwill (1961)
- Walpurgisnacht (1961)
-
House—With Ghost (1962)
also appeared as:
- Variant: Complete With Ghost or House — With Ghost (1962)
-
Miss Esperson (1962)
also appeared as:
- Variant: Miss Esperson (1962) [as by Stephen Grendon]
- Translation: Mademoiselle Esperson [French] (1969) [as by Stephen Grendon]
- Translation: Miss Esperson [French] (1977)
- Translation: Mademoiselle Esperson [French] (1985)
-
Witches' Hollow (1962)
with
H. P. Lovecraft
also appeared as:
- Variant: Witches' Hollow (1962) [as by H. P. Lovecraft]
-
Translation: Die Schlucht der Dämonen?Die Schlucht der Daemonen[German] (1976) [as by H. P. Lovecraft]
- Translation: Das Hexenloch [German] (1989)
- Translation: Le trou des sorcières [French] (1992) [as by August Derleth]
- Adventures of the Sussex Archers (1962)
-
The Patchwork Quilt (1964)
also appeared as:
-
Translation: La couverture à damier?La couverture a damier[French] (1967)
-
Translation:
-
The Shadow in the Attic (1964)
with
H. P. Lovecraft
also appeared as:
- Translation: Der Schatten in der Dachkammer [German] (1987)
- Translation: L'ombre dans la mansarde [French] (1992) [as by August Derleth]
- The Shuttered Room (excerpt) (1964) with H. P. Lovecraft
-
The Dark Brotherhood (1966)
with
H. P. Lovecraft
also appeared as:
- Variant: The Dark Brotherhood (1966) [as by August W. Derleth]
-
Translation: Die dunkle Brüderschaft?Die dunkle Bruederschaft[German] (1987)
- Translation: Les frères de la nuit [French] (1992) [as by August Derleth]
-
The Horror from the Middle Span (1967)
with
H. P. Lovecraft
also appeared as:
- Translation: Skräcken vid bron [Swedish] (1975)
- Translation: L'orrore dell'arcata centrale [Italian] (1978) [as by A. Derleth and H. P. Lovecraft]
-
Translation: Das Grauen vom mittleren Brückenbogen?Das Grauen vom mittleren Brueckenbogen[German] (1987)
- Translation: L'horreur de l'arche centrale [French] (1992) [as by August Derleth]
- Translation: El terror del arco central [Spanish] (2016) [as by August Derleth and Howard Phillips Lovecraft]
- The Mannikin (1967)
- From-"Return to Walden West" (1970)
-
Innsmouth Clay (1971)
with
H. P. Lovecraft
also appeared as:
- Translation: Innsmouth-Ton [German] (1989)
- Translation: L'argile bleue d'Innsmouth [French] (1992) [as by August Derleth]
-
Ghost Lake (1971)
also appeared as:
- Translation: Le fantôme du lac [French] (1987)
- The Figure with the Scythe (1973) with Mark Schorer [only as by August W. Derleth and Mark Schorer]
-
The Watchers Out of Time (1974)
with
H. P. Lovecraft
also appeared as:
- Translation: Les veilleurs hors du temps [French] (1992) [as by August Derleth]
- The Adventure of the Spurious Tamerlane (1982)
- Derleth's Account of Life in Sac-Prairie (1988)
- From "Evening in Spring" (1988)
- From "House by the River" (1988)
- In the Book Walden West (1988)
- The Hills Stand Watch (excerpt) (1988)
- The Irregulars Strike Again (excerpt) (1988)
- The Prince Goes West (excerpt) (1988)
- The Countries in the Sea (1999) with Mark Schorer [only as by August W. Derleth and Mark Schorer]
- A Visitor from Outside (2000) with Mark Schorer
-
Footsteps far Below (2001)
with
John S. Glasby
only appeared as:
- Variant: Footsteps Far Below (2001) [as by August Derleth and John Glasby]
- Letter to Ramsey Campbell, June 20, 1964 (2014)
- Song of the Saw-Whet Owl (1934)
- To a Spaceship (1934)
- Incubus (1934) [also as by August W. Derleth]
- Omega (1934) [only as by August W. Derleth]
- Man and the Cosmos (1935) [only as by August W. Derleth]
- Westward Passage (1935)
- First Scylla (1935) [only as by August W. Derleth]
- Bluebirds (1936) [only as by August W. Derleth]
- "Only Deserted"... (1937) [only as by August W. Derleth]
- Ode to Sauk-Prairie Dead (1938)
- Man at the Window (1941)
- Mark of Man, Mark of Beast (1941)
- Stranger in the Night (1941)
- Mecrampelis Lobata (1941)
- Weldon House (1942)
- Elegy: In Providence the Spring... (1944)
- Bart Hinch (1945)
- Leaf Burning Time (1945)
- Lois Malone (1945)
- Night-Haunt (1945)
- Snow (1945)
- Spring Rain (1945)
- Ted Birkett (1945)
- Woods Music (1945)
- Book Review (1947)
- Box-Social (1947)
- Bullheading (1947)
- Cloudy (1947)
- Damming the Brook (1947)
- Doughnuts (1947)
- Down to the Sea in Ships (1947)
- Dwellers in the Dark (1947)
- Firebell in the Night (1947)
- First Kiss (1947)
- Fish Rising (1947)
- Fox & Hounds (1947)
- Hallowe'en (1947)
- Haunted House (1947)
- Hawk (1947)
- Horsehair Chair (1947)
- Houseboat (1947)
- Ice Skating (1947)
- Jew's Harp Music (1947)
- Leaf-Burning (1947)
- Moonrise (1947)
- My Dog Spot (1947)
- New Moon (1947)
- Night Mail (1947)
- Nighthawk (1947)
- Nigjt Train (1947)
- Nutting (1947)
- O Ye of Little Faith (1947)
- Playing at Dusk (1947)
- Rain on the Roof (1947)
- Recital (1947)
- Rowing at Night (1947)
- Screech Owls (1947)
- Sherlock Holmes (1947)
- Smokewood (1947)
- Spring (1947)
- Spring Fever (1947)
- Sunfishing (1947)
- The Ambush (1947)
- The Collectors (1947)
- The Day After the Circus (1947)
- The Lamp (1947)
- The Old Frog Pond (1947)
- The Piano Lesson (1947)
- The Scissor Grinder (1947)
- The Shores of Night (1947)
- The Stereopticon in Grandma's Parlor (1947)
- Timber! (1947)
- Treasure (1947)
- Turtling (1947)
- Whistling in the Dark (1947)
- Woods at Night (1947)
- Half-Moon Night (1947)
- Acorns on the Roof (1948)
- Bonfire in the Woods (1948)
- Dogs Barking (1948)
- Glowworms (1948)
- Heaven's Gate (1948)
- My Owl (1948)
- Pee Wee's Ride (1948)
- Providence: Two Gentlemen Meet at Midnight (1948)
- Streetlight Shadows (1948)
- The Belfry (1948)
- The Cabin in the Woods (1948)
- The Cellar Dweller (1948)
- The Hanging Tree (1948)
- The Leaf-Painter (1948)
- The Millpond Terror (1948)
- The Mystery Picture at the Old Electric (1948)
- The Soap-Coupon Telescope (1948)
- The Sparrow in the Willows (1948)
- Witch Hazel on Halloween (1948)
- The Pool in the Wood (1949)
- Midnight Storm (1949)
- Revenant (1950)
- Carp (1951)
- Where Childhood Lingers (1956)
- Nocturne: Marsh City (1956)
-
Revenants (1959)
also appeared as:
- Translation: Espectros [Spanish] (2010)
- Rite of Spring (1960)
- Moon and Fog (1961)
- Place-Ghost (1961)
- I Gave My Heart to the Hawks (1962)
- New Moon Setting (1964)
- Winter Meadow (1964)
- Nightmare (1965)
- "Neighbor to orchid and Solomon's seal," (1966)
- A Little Elegy for My Father (1967)
- Someone at the Pasture Gate (1967)
- Apologia (1969)
- Gem Opal (1969)
- Lines with a Book (1969)
- Modern Poetry (1969)
- Moonlight (1969)
- Thoreau: A Different Drummer (1969)
- Hylas (1971)
- Jacksnipe Over (1971)
- Something Left Behind (1971)
- Hunting Mushrooms (1988)
- Merry Christmas - Happy New Year ("Coming home through falling snow,") (1988)
- Merry Christmas - Happy New Year ("Evening: new-fallen snow lies whitely over") (1988)
- Picking Wildflowers (1988)
- On Reading Old Letters. For H.P.L. (1998)
- The Boiling Point
-
Letter (The Fantasy Fan, October 1933) [2] (1933)
only appeared as:
- Variant: Letter (The Fantasy Fan, October 1933) (1933) [as by August W. Derleth]
- Variant: Letter (The Fantasy Fan, October 1933) [2] (1933) [as by August W. Derleth]
- Letter (The Fantasy Fan, February 1934) (1934) [only as by August W. Derleth]
-
Letter (The Fantasy Fan, October 1933) [2] (1933)
only appeared as:
- Letter (Weird Tales, February 1926) (1926) [only as by August Derleth, Jr.]
- Letter (Weird Tales, March 1926) (1926) [only as by August Derleth, Jr.]
- Letter (Weird Tales, June 1926) (1926) [only as by August Derleth, Jr.]
- Letter (Weird Tales, September 1927) (1927) [only as by August W. Derleth]
- Letter (Weird Tales, February 1928) (1928) [only as by August W. Derleth]
- Letter (Weird Tales, July 1932) (1932) [only as by August W. Derleth]
- Where Black Hawk Roamed (1932) [only as by August W. Derleth]
- Letter (Strange Tales of Mystery and Terror, January 1933): Expert Opinion (1933)
- Letter (The Fantasy Fan, October 1933) (1933) [only as by August W. Derleth]
- Novels at 10,000 Words a Day (1934)
- Letter (The Fantasy Fan, April 1934) (1934) [only as by August W. Derleth]
- Letter (Astounding Stories, May 1936): In the June Issue: (1936) [only as by August W. Derleth]
- H. P. Lovecraft, Outsider (1937)
- Letter (Weird Tales, February 1937): Brief Comments (1937) [only as by August W. Derleth]
- Howard Phillips Lovecraft: Outsider (1939) with Donald Wandrei
- Letter (Spaceways, August 1939) (1939) with Donald Wandrei
- Letter (Startling Stories, November 1939): To All Friends and Fans of the Late Howard Phillips Lovecraft (1939) with Donald Wandrei [only as by August W. Derleth and Donald Wandrei]
- The Lovecraft Memorial (1940) with Donald Wandrei
- Scientibook Review (Thrilling Wonder Stories, April 1940) (1940) [only as by Eldon Heath]
- A Note About The Outsider and Others (1940)
-
When the Night and House Are Still ... (1941)
also appeared as:
- Variant: When the Night and House Are Still (1941)
- Letter (Weird Tales, May 1941): The Lovecraft Tradition (1941) with Donald Wandrei
- Letter (Future Combined with Science Fiction, December 1941) (1941) [only as by August W. Derleth]
- Letter (The Fantast, December 1941) (1941)
- On Writing Poetry (1942)
- Letter (Weird Tales, January 1942): Outstanding Service (1942)
- Clark Ashton Smith: Master of Fantasy (1942) with Donald Wandrei
- By Way of Introduction (Beyond the Wall of Sleep) (1943) with Donald Wandrei
- Foreword (Marginalia) (1944) with Donald Wandrei
- Foreword (Sleep No More) (1944)
- Letter (The Acolyte, Summer 1944) (1944)
- Letter (The Acolyte, Summer 1944) [2] (1944)
- Lovecraft as a Formative Influence (1944)
-
Letter (Weird Tales, March 1944): Nearing the Century Mark (1944)
also appeared as:
- Variant: Letter (Weird Tales, March 1944) (1979)
- Letter (Futurian War Digest, August 1944): Arkham House (1944)
- Dwig—and Bill, the Eternal Boy (1945)
-
Foreword (Evening in Spring) (1945)
also appeared as:
- Variant: Foreword to Evening in Spring (1945)
- Foreword (Green Tea and Other Ghost Stories) (1945)
-
Introduction (Supernatural Horror in Literature) (1945)
also appeared as:
- Translation: Einführung (Die Literatur des Grauens) [German] (1985)
- Introduction (The Dunwich Horror and Other Weird Tales) (1945)
- Something About Howard Phillips Lovecraft (1945)
- Letter (The Ghost, #3 May 1945) (1945)
- The Weird Tale in English Since 1890 (1945)
- Two Notes on Shiel's Style (1945)
- Arkham House Faces Its Eighth Year (1945)
- Foreword (Skull-Face and Others) (1946)
- Foreword (Who Knocks?) (1946)
- The Fantastic Story (excerpt from Writing Fiction) (1946)
- Foreword (The Night Side) (1947)
- Introduction (Dark of the Moon) (1947)
- Introduction (The Sleeping and the Dead) (1947)
- The Building of Arkham House (1947)
- Letter (Famous Fantastic Mysteries, December 1947): Correction by August Derleth (1947)
- Letter: Weird Tales Sell Best (Fantasy Review, December 1947-January 1948) (1947)
- Books of Magical Lore (1948)
- Foreword (Not Long for This World) (1948)
- From the Fan Presses (1948)
- Ghosts in Great Britain (1948)
- History and Chronology of the Necronomicon Together with Some Pertinent Paragraphs (1948) with H. P. Lovecraft
- On "The Lurker at the Threshold" (1948)
- Studies in Murder (1948)
- The Macabre in Pictures (1948)
- The Machen Collection (1948)
- The Shasta Checklist (1948)
- Two Novels and an Anthology (1948)
- Wit and Satire (1948)
-
Introduction (Strange Ports of Call) (1948)
also appeared as:
- Variant: Introduction: Strange Ports of Call (1948)
- Letter (Weird Tales, March 1948): 25th Anniversary Issue (1948)
- Letter (Famous Fantastic Mysteries, April 1948): August Derleth Replies (1948)
- Letter (Fantasy Review, October-November 1948) (1948)
- A Mixed Bag (1949)
- A Prefatory Note (1949)
- A Selected Shelf of Fantasy (1949)
- Jamesian Spectres (1949)
- Messrs. Sturgeon, Williamson & DeCamp (1949)
- Nelson Bond's New Stories (1949)
- The Realm of Redonda (1949)
- Introduction (The Other Side of the Moon) (1949)
- Letter (Astounding, May 1949) (1949)
- Introduction (Beyond Time and Space) (1950)
- Arkham House: A Thumbnail Story (1950)
-
Introduction (The Haunter of the Dark) (1951)
also appeared as:
- Variant: An Introduction to H. P. Lovecraft (The Haunter of the Dark) (1951)
- Introduction (Far Boundaries) (1951)
- Mid-Period Pieces (1951)
- Primitives (1951)
- The Contemporary Scene (1951)
- Foreword (The Outer Reaches) (1951)
- Foreword (Night's Yawing Peal) (1951)
- A Note for the Aficionado (1952)
- Country Calendar: (Passenger Pigeon, Autumn 1952) (1952)
- Country Calendar: Winter (The Passenger Pigeon, Summer 1952) (1952)
- The Arkham House Story (1952)
- Introduction (Beachheads in Space) (1952)
- Introduction (Worlds of Tomorrow) (1953)
- We Have With Us (Weird Tales, September 1953) (1953)
- Introduction (Portals of Tomorrow) (1954)
- Foreword (Time to Come) (1954)
- The Future of Arkham House (1956)
- Country Calendar: Spring... (The Passenger Pigeon, Winter 1957) (1957)
- Foreword (Fantastic Novels: A Check List) (1957)
- Where does Science Fiction End and Reality Begin (1957)
- H. P. L.: Two Decades After (1958)
-
Introduction (The Mask of Cthulhu) (1958)
also appeared as:
- Translation: Vorbemerkung (Die Masken des Cthulhu) [German] (2001)
- Letter (The Baum Bugle, March 1958): Oz in Cartoon Form (1958)
- Editor's Note (Juvenilia and Early Tales) (1959)
- Foreword (The Shuttered Room) (1959)
- Lovecraft as Mentor (1959)
- The Wheel Turns (1959)
- Letter: On Book Sales (1959)
- Arkham House Enters Its Third Decade (1960)
- Introduction (Fire and Sleet and Candlelight) (1961)
- A Note on the Cthulhu Mythos (1962)
- Foreword (Dark Mind, Dark Heart) (1962)
- Introduction (Dreams and Fancies) (1962)
- A Cautionary Word (1963)
- Bibliographical Notes (When Evil Wakes) (1963)
- Editor's Note (Autobiography: Some Notes on a Nonentity) (1963)
- Foreword (Collected Poems) (1963)
- H. P. Lovecraft and His Work (1963)
-
Introduction (Mr. George and Other Odd Persons) (1963)
also appeared as:
- Variant: Introduction (When Graveyards Yawn) (1965)
- Introduction (The Dark Man and Others) (1963)
- H.P. Lovecraft's Novels (1964)
- Foreword (Over the Edge) (1964)
- Afterword (The Casebook of Solar Pons) (1965)
- Early Tales (1965)
- Four Fragments (1965)
- Preface (Selected Letters: 1911—1924) (1965) with Donald Wandrei
- Introduction (Dagon and Other Macabre Tales) (1965)
- Introduction (The Dark Brotherhood and Other Pieces) (1965)
- Final Notes (The Dark Brotherhood and Other Pieces) (1966)
- Foreword (Colonel Markesan and Less Pleasant People) (1966) with Mark Schorer
- The Making of a Hoax (1966)
- Three Stories (introduction) (1966)
- A Bok Folio (1967) [only as by uncredited]
- About "The Shuttered Room" in Paperback (1967) [only as by uncredited]
- Bibliographical Notes (The Arkham Collector, Summer 1967) (1967) [only as by uncredited]
- Colin Wilson (1967) [only as by uncredited]
- Coye Illustrates Lovecraft (1967) [only as by uncredited]
- E. Hoffmann Price (1967) [only as by uncredited]
- Foreword (Deep Waters) (1967)
- H. P. Lovecraft & Science Fiction (1967) with H. P. Lovecraft [only as by H. P. Lovecraft and uncredited]
- Letter (Magazine of Horror, Spring 1967) (1967)
- Necrology (The Arkham Collector, Summer 1967) (1967) [only as by uncredited]
- Nightmares and Daydreams (1967) [only as by uncredited]
- On Publication Dates (1967) [only as by uncredited]
- The Arkham Collector (1967) [only as by uncredited]
- The Art of Pastiche (1967) [only as by uncredited]
- The First Solar Pons Novel (1967) [only as by uncredited]
- The Lovecraft Letters (1967) [only as by uncredited]
- The Mrs. Ann Radcliffe Literature Award (1967) [only as by uncredited]
- The Pontine Dossier (1967) [only as by uncredited]
- The Praed Street Irregulars (1967) [only as by uncredited]
- The Projected Arkham House Program (1967) [only as by uncredited]
- "The Shuttered Room" on Film (1968) [only as by uncredited]
- Anthony Boucher (1968) [only as by uncredited]
- Arkham House in London (1968) [only as by uncredited]
- Arkham House vs. Mycroft & Moran (1968) [only as by uncredited]
- Back to Praed Street (1968) [only as by uncredited]
- Bibliographical Notes (The Arkham Collector, Summer 1968) (1968) [only as by uncredited]
- Bibliographical Notes (The Arkham Collector, Winter 1968) (1968) [only as by uncredited]
- Clifford M. Eddy (1968) [only as by uncredited]
- Coming Books (The Arkham Collector, Summer 1968) (1968) [only as by uncredited]
- Concerning Dr. Parker's Background (1968)
- Dunwich Productions, Inc. (1968) [only as by uncredited]
- Excerpts from Cthulhu in the Necronomicon (1968) [only as by Professor Laban Shrewsbury]
- Hugo Gernsback (1968) [only as by uncredited]
- Introduction: H. P. Lovecraft's Novels (1968)
- Of Brian Lumley (1968) [only as by uncredited]
- Of Miles Pennoyer (1968) [only as by uncredited]
- Old Friends Meet Again (1968) [only as by uncredited]
- Preface (Selected Letters: 1925—1929) (1968) with Donald Wandrei
- Solar Pons, Off-Trail (1968)
- Tales of the Cthulhu Mythos (1968) [only as by uncredited]
- The Arkham Program (1968) [only as by uncredited]
- The Beginnings of Solar Pons (1968)
- The Favorite Pastiches (1968)
- The First PSI Annual Dinner (1968) [only as by uncredited]
- The Origin of a Lovecraft Essay (1968) [only as by uncredited]
- The Sources of the Tales (1968)
- Homage to Vincent Starrett (1968)
- A Final Collection of Smith's Tales (1969) [only as by uncredited]
- A Lovecraft Revision (1969) [only as by uncredited]
- Afterword (New Poetry Out of Wisconsin) (1969)
- An Arkham Warehouse (1969) [only as by uncredited]
- Arkham House in 1969 (1969) [only as by uncredited]
- Bibliographical (The Arkham Collector, Winter 1969) (1969) [only as by uncredited]
- Bibliographical Notes (The Arkham Collector, Summer 1969) (1969) [only as by uncredited]
- Dr. Keller's Last Collection (1969) [only as by uncredited]
- Foreword (The Unspeakable People) (1969)
- Introduction (New Poetry Out of Wisconsin) (1969)
- Of William Hope Hodgson (1969) [only as by uncredited]
- Thirty Years of Arkham House (1969) [only as by uncredited]
- Letter (Magazine of Horror, March 1969) (1969)
-
The Cthulhu Mythos (1969)
also appeared as:
- Translation: Le mythe de Cthulhu [French] (1972)
- Translation: De Cthulhu-mythologie [Dutch] (1974) [as by August W. Derleth]
- A Map of Arkham (1970) [only as by uncredited]
- A Near Catastrophe (1970) [only as by uncredited]
- Arkham House: 1939-1969 (1970)
- Associational Items (The Arkham Collector, Summer 1970) [1] (1970) [only as by uncredited]
- Associational Items (The Arkham Collector, Summer 1970) [2] (1970) [only as by uncredited]
- Bibliographical Notes (The Arkham Collector, Winter 1970) (1970) [only as by uncredited]
- Brian Lumley's First Book (1970) [only as by uncredited]
- Demons and Dinosaurs (1970) [only as by uncredited]
- Gary Myers (1970) [only as by uncredited]
- More of Walden West (1970) [only as by uncredited]
- Necrology (The Arkham Collector, Summer 1970) (1970) [only as by uncredited]
- Necrology (The Arkham Collector, Winter 1970) (1970) [only as by uncredited]
- Other Coming Books (The Arkham Collector, Summer 1970) (1970) [only as by uncredited]
- Prologue (Return to Walden West) (1970)
- Selected Letters III (1970) [only as by uncredited]
- The 1970 Program (1970) [only as by uncredited]
- The Horror in the Museum and Other Revisions (1970) [only as by uncredited]
-
Lovecraft's "Revisions" (1970)
also appeared as:
-
Translation: Les "révisions" de Lovecraft?Les "revisions" de Lovecraft[French] (1975)
-
Translation:
- Introduction (The Satanists) (1970)
- Associational (The Arkham Collector, Winter 1971) (1971) [only as by uncredited]
- Bibliographical (The Arkham Collector, Summer 1971) (1971) [only as by uncredited]
- Bibliographical Notes (The Arkham Collector, Spring 1971) (1971) [only as by uncredited]
- Coming Books (The Arkham Collector, Winter 1971) (1971) [only as by uncredited]
- Denis Tiani (1971) [only as by uncredited]
- Eight Tales (1971) [only as by uncredited]
- Looking Ahead (1971) [only as by uncredited]
- Lovecraft in France (1971) [only as by uncredited]
- Necrology (The Arkham Collector, Spring 1971) (1971) [only as by uncredited]
- Necrology (The Arkham Collector, Winter 1971) (1971) [only as by uncredited]
- Preface (Selected Letters: 1929—1931) (1971) with Donald Wandrei
- Rising Costs (1971) [only as by uncredited]
- Schedule Changes (1971) [only as by uncredited]
- Songs and Sonnets Atlantean (1971) [only as by uncredited]
- Two New Spring Books (1971) [only as by uncredited]
- Introduction (The Purcell Papers) (1975)
- Foreword (Skull Face) (1976)
- Letter (Emperor of Dreams: A Clark Ashton Smith Bibliography) (1978)
- From "The Village Year" (1988)
- From "Walden West" (1988)
- I Never (1988) [only as by Derleth]
- Letter, 29 May, 1946 (to Mrs. Bohn) (1988)
- Letter, December 25, (to Judge Bohn) (1988) [only as by August W. Derleth]
- Return to Walden West (excerpt) (1988)
- untitled ("Certainly I echoed him when he wrote ...") (1988)
- Walden West (excerpt) (1988)
- What (1988) [only as by Derleth]
- Dictionnaire des auteurs (La chose des ténèbres) [French] (1989) with Jacques Goimard [only as by A. Derleth and Jacques Goimard]
- Préface des Premiers contes [French] (1991)
- 'Sac Prairie' (1993)
- A Base of Operations: Place of Hawks (1993)
- H. P. Lovecraft—Outsider (1996)
- An Autobiography (1996)
- A Master of the Macabre (1996)
- I Wish I'd Written "The Rats in the Walls" (1996)
- Original Introduction to The Mask of Cthulhu (1997)
- H. P. Lovecraft: A Symposium (1997) with Robert Bloch and Arthur Jean Cox and Fritz Leiber and Sam Russell and Leland Sapiro
- Appendix: August Derleth's Science Fiction Anthologies (1999)
- Letter to Charles Partington, May 15, 1969 (2005)
- Letter to Charles Partington, May 26, 1971 (2005)
- Letter to Charles Partington, May 28, 1970 (2005)
- Praise for Basil Copper (2008)
- Letter to Sam Moskowitz, December 30, 1970 (2009)
- Letter to Sam Moskowitz, November 19, 1946 (2009)
- Letter to Dr. I. M. Howard, April 21, 1937 (2011)
- Letter to Dr. I. M. Howard, February 1, 1944 (2011)
- Letter to Robert E. Howard, June 8, 1935 (2011) [only as by August]
- Letter to Robert E. Howard, March 13, 1933 (2011) [only as by AWD]
- Letter to Ramsey Campbell, August 19, 1961 (2011)
- Letter to Ramsey Campbell, February 7, 1962 ("All thanks for yours of the first.") (2011)
- Letter to Ramsey Campbell, July 25, 1963 ("I have finally finished reading the MS. of your stories,") (2011)
- Letter to Ramsey Campbell, October 18, 1961 (2011)
- Letter to Ramsey Campbell, October 6, 1961 (2011)
- Letter to Ramsey Campbell, April 12, 1964 (2014)
- Letter to Ramsey Campbell, April 15, 1965 (2014)
- Letter to Ramsey Campbell, April 17, 1963 (2014)
- Letter to Ramsey Campbell, April 21, 1966 (2014)
- Letter to Ramsey Campbell, April 23, 1962 (2014)
- Letter to Ramsey Campbell, April 24, 1963 (2014)
- Letter to Ramsey Campbell, April 27, 1962 (2014)
- Letter to Ramsey Campbell, April 27, 1965 (2014)
- Letter to Ramsey Campbell, April 28, 1962 (2014)
- Letter to Ramsey Campbell, April 30, 1964 (2014)
- Letter to Ramsey Campbell, April 30, 1971 (2014)
- Letter to Ramsey Campbell, April 9, 1963 (2014)
- Letter to Ramsey Campbell, August 1, 1963 (2014)
- Letter to Ramsey Campbell, August 1, 1965 (2014)
- Letter to Ramsey Campbell, August 17, 1970 (2014)
- Letter to Ramsey Campbell, August 21, 1964 (2014)
- Letter to Ramsey Campbell, August 21, 1965 (2014)
- Letter to Ramsey Campbell, August 23, 1962 (2014)
- Letter to Ramsey Campbell, August 23, 1963 (2014)
- Letter to Ramsey Campbell, August 26, 1961 (2014)
- Letter to Ramsey Campbell, August 26, 1967 (2014)
- Letter to Ramsey Campbell, August 31, 1966 (2014)
- Letter to Ramsey Campbell, August 6, 1964 (2014)
- Letter to Ramsey Campbell, August 9, 1962 (2014)
- Letter to Ramsey Campbell, August 9, 1963 (2014)
- Letter to Ramsey Campbell, December 17, 1964 (2014)
- Letter to Ramsey Campbell, December 18, 1965 (2014)
- Letter to Ramsey Campbell, December 19, 1963 (2014)
- Letter to Ramsey Campbell, December 2, 1963 (2014)
- Letter to Ramsey Campbell, December 20, 1962 (2014)
- Letter to Ramsey Campbell, December 23, 1961 (2014)
- Letter to Ramsey Campbell, December 28, 1970 (2014)
- Letter to Ramsey Campbell, December 3, 1964 (2014)
- Letter to Ramsey Campbell, December 4, 1961 (2014)
- Letter to Ramsey Campbell, December 4, 1962 (2014)
- Letter to Ramsey Campbell, December 5, 1963 (2014)
- Letter to Ramsey Campbell, February 15, 1962 (2014)
- Letter to Ramsey Campbell, February 17, 1967 (2014)
- Letter to Ramsey Campbell, February 21, 1964 (2014)
- Letter to Ramsey Campbell, February 21, 1965 (2014)
- Letter to Ramsey Campbell, February 27, 1962 (2014)
- Letter to Ramsey Campbell, February 28, 1968 (2014)
- Letter to Ramsey Campbell, February 3, 1966 (2014)
- Letter to Ramsey Campbell, February 6, 1964 (2014)
- Letter to Ramsey Campbell, February 7, 1962 ("Yours of the 2nd crossed my reply to your MS. of earlier today—") (2014)
- Letter to Ramsey Campbell, February 8, 1965 (2014)
- Letter to Ramsey Campbell, January 1, 1964 (2014)
- Letter to Ramsey Campbell, January 1, 1965 (2014)
- Letter to Ramsey Campbell, January 14, 1966 (2014)
- Letter to Ramsey Campbell, January 15, 1962 (2014)
- Letter to Ramsey Campbell, January 17, 1964 (2014)
- Letter to Ramsey Campbell, January 18, 1963 (2014)
- Letter to Ramsey Campbell, January 2, 1962 (2014)
- Letter to Ramsey Campbell, January 20, 1965 (2014)
- Letter to Ramsey Campbell, January 21, 1966 (2014)
- Letter to Ramsey Campbell, January 22, 1962 (2014)
- Letter to Ramsey Campbell, January 24, 1962 (2014)
- Letter to Ramsey Campbell, January 3, 1963 (2014)
- Letter to Ramsey Campbell, July 16, 1970 (2014)
- Letter to Ramsey Campbell, July 19, 1962 (2014)
- Letter to Ramsey Campbell, July 20, 1963 (2014)
- Letter to Ramsey Campbell, July 25, 1963 ("Yours of the 20th crossed mine of today...") (2014)
- Letter to Ramsey Campbell, July 26, 1962 (2014)
- Letter to Ramsey Campbell, July 26, 1964 (2014)
- Letter to Ramsey Campbell, July 30, 1967 (2014)
- Letter to Ramsey Campbell, July 4, 1964 (2014)
- Letter to Ramsey Campbell, July 8, 1966 (2014)
- Letter to Ramsey Campbell, June 11, 1964 (2014)
- Letter to Ramsey Campbell, June 16, 1963 (2014)
- Letter to Ramsey Campbell, June 19, 1962 (2014)
- Letter to Ramsey Campbell, June 23, 1970 (2014)
- Letter to Ramsey Campbell, June 26, 1965 (2014)
- Letter to Ramsey Campbell, June 29, 1962 (2014)
- Letter to Ramsey Campbell, June 7, 1962 (2014)
- Letter to Ramsey Campbell, June 7, 1963 (2014)
- Letter to Ramsey Campbell, March 11, 1965 (2014)
- Letter to Ramsey Campbell, March 12, 1964 (2014)
- Letter to Ramsey Campbell, March 17, 1962 (2014)
- Letter to Ramsey Campbell, March 17, 1967 (2014)
- Letter to Ramsey Campbell, March 20, 1963 (2014)
- Letter to Ramsey Campbell, March 20, 1964 (2014)
- Letter to Ramsey Campbell, March 21, 1971 (2014)
- Letter to Ramsey Campbell, March 3, 1966 (2014)
- Letter to Ramsey Campbell, March 31, 1964 (2014)
- Letter to Ramsey Campbell, March 31, 1966 (2014)
- Letter to Ramsey Campbell, March 4, 1964 (2014)
- Letter to Ramsey Campbell, March 7, 1963 (2014)
- Letter to Ramsey Campbell, March 8, 1962 (2014)
- Letter to Ramsey Campbell, May 11, 1962 (2014)
- Letter to Ramsey Campbell, May 14, 1962 (2014)
- Letter to Ramsey Campbell, May 16, 1963 (2014)
- Letter to Ramsey Campbell, May 16, 1964 (2014)
- Letter to Ramsey Campbell, May 17, 1965 (2014)
- Letter to Ramsey Campbell, May 20, 1965 (2014)
- Letter to Ramsey Campbell, May 21, 1962 (2014)
- Letter to Ramsey Campbell, May 21, 1970 (2014)
- Letter to Ramsey Campbell, May 24, 1962 (2014)
- Letter to Ramsey Campbell, May 24, 1966 (2014)
- Letter to Ramsey Campbell, May 24, 1971 (2014)
- Letter to Ramsey Campbell, May 28, 1964 (2014)
- Letter to Ramsey Campbell, May 29, 1963 (2014)
- Letter to Ramsey Campbell, May 6, 1963 (2014)
- Letter to Ramsey Campbell, November 12, 1963 (2014)
- Letter to Ramsey Campbell, November 17, 1970 (2014)
- Letter to Ramsey Campbell, November 18, 1965 (2014)
- Letter to Ramsey Campbell, November 20, 1961 (2014)
- Letter to Ramsey Campbell, November 21, 1964 (2014)
- Letter to Ramsey Campbell, November 25, 1963 (2014)
- Letter to Ramsey Campbell, November 3, 1970 (2014)
- Letter to Ramsey Campbell, November 30, 1968 (2014)
- Letter to Ramsey Campbell, November 4, 1961 (2014)
- Letter to Ramsey Campbell, November 7, 1964 (2014)
- Letter to Ramsey Campbell, November 8, 1962 (2014)
- Letter to Ramsey Campbell, October 12, 1961 (2014)
- Letter to Ramsey Campbell, October 16, 1964 (2014)
- Letter to Ramsey Campbell, October 21, 1965 (2014)
- Letter to Ramsey Campbell, October 23, 1961 (2014)
- Letter to Ramsey Campbell, October 25, 1961 (2014)
- Letter to Ramsey Campbell, October 26, 1963 (2014)
- Letter to Ramsey Campbell, October 29, 1964 (2014)
- Letter to Ramsey Campbell, October 4, 1963 (2014)
- Letter to Ramsey Campbell, October 8, 1965 (2014)
- Letter to Ramsey Campbell, September 11, 1963 (2014)
- Letter to Ramsey Campbell, September 17, 1970 (2014)
- Letter to Ramsey Campbell, September 18, 1963 (2014)
- Letter to Ramsey Campbell, September 20, 1966 (2014)
- Letter to Ramsey Campbell, September 24, 1963 (2014)
- Letter to Ramsey Campbell, September 26, 1962 (2014)
- Letter to Ramsey Campbell, September 27, 1961 (2014)
- Letter to Ramsey Campbell, September 30, 1964 (2014)
- Letter to Ramsey Campbell, September 4, 1963 (2014)
- Letter to Ramsey Campbell, September 4, 1964 (2014)
- Letter to Ramsey Campbell, September 5, 1962 (2014)
- Letter to Ramsey Campbell, September 9, 1961 (2014)
- Letter to Ramsey Campbell, September 9, 1968 (2014)
- Letter to Ramsey Campbell, Year's End, 1966 (2014)
- Letter to Ramsey Campbell, [late July, 1963] (2014)
- Letter to Ramsey Campbell, [Postmarked Sauk City, Wis., December 9, 1963] (2014)
- Letter to Ramsey Campbell, [Postmarked Sauk City, Wis., February 4, 1964] (2014)
- The Outsider and Others (1940) by H. P. Lovecraft [only as by Eldon Heath]
- Addams and Evil (1948) by Charles Addams
- Edison's Conquest of Mars (1948) by Garrett P. Serviss
- Ghosts in Irish Houses (1948) by James Reynolds
- Greener Than You Think (1948) by Ward Moore
- Man Into Beast: Strange Tales of Transformation (1948) by A. C. Spectorsky
- Murder: Plain and Fanciful (1948) by James Sandoe
- Not Exactly Ghosts (1948) by Sir Andrew Caldecott
- Of Worlds Beyond: The Science of Science-Fiction Writing (1948) by Lloyd Arthur Eshbach
- Tales of Horror and the Supernatural (1948) by Arthur Machen
- The Checklist of Fantastic Literature (1948) by Everett Bleiler and Melvin Korshak
- The Forbidden Garden (1948) by John Taine
- The Mirror of Magic: A History of Magic in the Western World (1948) by Kurt Seligmann
- The Murder of Maria Marten (1948) by J. Curtis and Jeanne MacKenzie and Norman MacKenzie
- The Prevalence of Witches (1948) by Aubrey Menen
- The Travelling Grave and Other Stories (1948) by L. P. Hartley
- Venus Equilateral (1948) by George O. Smith
- What Am I Doing Here? (1948) by Abner Dean
- Witches and Fishes (1948) by Sir Hesketh Bell
- Zotz! (1948) by Walter Karig
- A Martian Odyssey and Others (1949) by Stanley G. Weinbaum
- Darker Than You Think (1949) by Jack Williamson
- Descent Into Hell (1949) by Charles Williams
- Invasion from Mars (1949) by Orson Welles
- Lest Darkness Fall (1949) by L. Sprague de Camp
- Life on Other Worlds (1949) by H. Spencer Jones
- Many Dimensions (1949) by Charles Williams
- The Best Science-Fiction Stories: 1949 (1949) by T. E. Dikty and Everett F. Bleiler
- The Big Eye (1949) by Max Ehrlich
- The Dowry (1949) by Maggy Gould
- The End of the World (1949) by Geoffrey Dennis
- The Ghostly Tales of Henry James (1949) by Henry James
- The Histrionic Mr. Poe (1949) by N. Bryllion Fagin
- The Thirty-First of February (1949) by Nelson Bond
- The Wheels of If (1949) by L. Sprague de Camp
- War in Heaven (1949) by Charles Williams
- Without Sorcery (1949) by Theodore Sturgeon
- Mr. Fairlie's Final Journey (1967) by August Derleth [only as by uncredited]
- Nightmares and Daydreams (1967) by Nelson Bond [only as by uncredited]
- Strange Gateways (1967) by E. Hoffmann Price [only as by uncredited]
- The Exploits of Chevalier Dupin (1967) by Michael Harrison [only as by uncredited]
- The Mind Parasites (1967) by Colin Wilson [only as by uncredited]
- The Shuttered Room (1967) by Julia Withers [only as by uncredited]
- Three Tales of Horror (1967) by H. P. Lovecraft [only as by uncredited]
- A Praed Street Dossier (1968) by August Derleth [only as by uncredited]
- Number Seven, Queer Street (1968) by Margery Lawrence [only as by uncredited]
- Tales of the Cthulhu Mythos (1968) by August Derleth [only as by uncredited]
- Other Dimensions (1969) by Clark Ashton Smith [only as by uncredited]
- The Folsom Flint and Other Curious Tales (1969) by David H. Keller [only as by uncredited]
- Thirty Years of Arkham House (1969) by August Derleth [only as by uncredited]
- Demons and Dinosaurs (1970) by L. Sprague de Camp [only as by uncredited]
- Selected Letters, 1929-1931 (1970) by H. P. Lovecraft [only as by uncredited]
- The Caller of the Black (1970) by Brian Lumley [only as by uncredited]
- The Horror in the Museum and Other Revisions (1970) by H. P. Lovecraft [only as by uncredited]
- Eight Tales (1971) by Walter de la Mare [only as by uncredited]
- Songs and Sonnets Atlantean (1971) by Donald S. Fryer [only as by uncredited]
Non-Genre Titles
Fiction Series
- Judge Peck
-
Murder Stalks the Wakely Family (1934)
also appeared as:
- Variant: Death Stalks the Wakely Family (1937)
- The Man on All Fours (1934)
- Sign of Fear (1935)
- Three Who Died (1935)
- Sentence Deferred (1939)
- The Narracong Riddle (1940)
- The Seven Who Waited (1943)
- Mischief in the Lane (1944)
- No Future for Luana (1945)
- Fell Purpose (1953)
-
Murder Stalks the Wakely Family (1934)
also appeared as:
- Mill Creek Irregulars
- 1 The Moon Tenders (1958)
- 3 The Pinkertons Ride Again (1960)
- 4 The Ghost of Black Hawk Island (1961)
- 7 The House by the River (1965)
- 10 The Three Straw Men (1970)
- Wisconsin Saga
- Bright Journey (1940)
- The House on the Mound (1958)
- A Boy's Way (1947)
- It's a Boy's World (1948)
- Concord Rebel: A Life of Thoreau (1962)
- Wisconsin Murders (1968)
- Farway House (1935) [only as by August W. Derleth]
- Five Alone (1935) [only as by August W. Derleth]
- Nine Strands in a Web (1935) [only as by August W. Derleth]
- Place of Hawks (1935) [only as by August W. Derleth]
- A Word from Dr. Lyndon Parker (1945)
- Aunt May and the Refugees (1948)
- Ellie Butts (1948)
- Fr. Lauren (1952)
- Two Ladies in Jeopardy (1961)
- The Regeneration of Ben Secker (1999)
- Bob-Sledding (1948)
- Cornshocks (1948)
- Deer (1948)
- Drying Hickory Nuts (1948)
- Elderberry Syrup (1948)
- First Crocus (1948)
- Haying (1948)
- Old Speck (1948)
- Otter (1948)
- Potato Bugs and Weeds (1948)
- Pumpkin Faces (1948)
- Raft (1948)
- Roller Skating (1948)
- School Play (1948)
- Snowstorm (1948)
- Tadpoles (1948)
- The Baseball Game (1948)
- The Bat (1948)
- The Bobbing Cork (1948)
- The Caboose on the Train (1948)
- The Customer (1948)
- The Dance (1948)
- The Harness Shop (1948)
- The Locomotive Engineer (1948)
- The Long Ride (1948)
- The Long Trail (1948)
- The Old Covered Bridge (1948)
- The Old Swimming Hole (1948)
- The Unexplored Island (1948)
- The Waterfall (1948)
- The Wind in the Leaves (1948)
- Torch Signals (1948)