- Los Angeles Citizen of
the Year (1995)
- Brom Stroker Award (1989)
- Nebula Award (1988)
- Promethius Award (1984)
- Gandalf Award (1980)
- Balrog Award (1979)
- World Fantsasy Award (1977)
- Science Fiction Hall of
Fame (1970)
- Avaition Space Writer's
Asociation Award (1968)
- O'Henry Memorial Award
(1947-48)
- Benjamin Franklin Award
(1954)
- Jules Vern Award (1984)
- Emmy Award
- Oscar Nomination
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