• Hellflower (1957)
• The Fourth R
• Complete Venus Equilateral (1976) SSC
• The Fourth 'R' (1959)
• Troubled Star
• Highways in Hiding (1956)
• Instinct
• Home is Where You Left It
• Fire in the Heavens (1958)
• History Repeats
• Highways in Hiding
• The Big Fix
• The Worlds of George O
• Spaceman's Luck and Other Stories
• Operation Interstellar (1950)
• The Undetected