- Author: Ralph Blum Author Record # 94837
- Legal Name: Blum, Ralph H.
- Birthdate: May 1932
- Deathdate: May 2016
- Language: English
- Webpages: Goodreads, sf-encyclopedia.com
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Novels
- De gelijktijdige man [Dutch] (1973)
- Der Simultanmensch [German] (1975)
- The Simultaneous Man (1970)
Non-Genre Titles
Nonfiction
- The Book of Runes (1983)