- Author: John D. Clark, Ph.D. Author Record # 876
- Legal Name: Clark, John Drury
- Birthplace: Fairbanks, District of Alaska, USA
- Birthdate: 15 August 1907
- Deathdate: 6 July 1988
- Language: English
- Webpages: Wikipedia-EN
- Used These Alternate Names:
Dr. John D. Clark, John D. Clark, Dr. John Drury Clark, Doctor John D. Clark, J. D. Clark, Doc Clark, д-р Джон Д. Кларк?d-r Dzhon D. Klark
- Author Tags: NESFA Core Reading List (1), science fiction (1), anti-matter (1)
| Other views: | Summary Awards Chronological |
Nonfiction Short Fiction
- Minus Planet (1937)
- Space Blister (1937)
- A Probable Outline of Conan's Career (2015) with P. Schuyler Miller
- An Informal Biography of Conan the Cimmerian (1953) with P. Schuyler Miller
- An Informal Biography of Conan the Cimmerian (1959) with L. Sprague de Camp and P. Schuyler Miller
- Dimensions, Anyone? (1966)
- Introduction (Conan the Conquerer) (1954)
- Introduction (The Petrified Planet) (1952) with Fletcher Pratt
- Letter (Amazing Stories, January 1939): The Rocket Ship (1939)
- Letter (Analog, August 1966) (1966)
- Letter (Analog, February 1964) (1964)
- Letter (Analog, July 1971) (1971)
- Letter (Analog, June 1963) (1963)
- Letter (Analog, November 1960) (1960)
- Letter (Analog, November 1966) (1966)
- Letter (Analog, November 1967) (1967)
- Letter (Analog, September 1971) (1971)
- Letter (Astounding Stories, February 1937) (1937)
- Letter (Astounding Stories, February 1938) (1938)
- Letter (Astounding Stories, October 1937) (1937)
- Letter (Astounding, December 1940) (1940)
- Letter (Astounding, January 1939) (1939)
- Letter (Astounding, May 1939) (1939)
- Letter (Astounding, October 1957) (1957)
- Letter (Startling Stories, March 1953): That Hurt Look (1953)
- Letter (Weird Tales, November 1936): Robert E. Howard's Stories (1936)
- Letter: On "Of Worms and Unicorns" (1969)
- Probable Outline of Conan's Career (1938) with P. Schuyler Miller
- A Map of Oz (1977) with Dr. John Burton Hatcher
- A Map of the World of Conan in the Hyborian Age (1966) with L. Sprague de Camp and Robert E. Howard and David A. Kyle and P. Schuyler Miller
- The Hyborian Age (map) (1938) with P. Schuyler Miller