Unorthodox Engineers
- "The Railways Up on Cannis" (1959)
- "The Subways of Tazoo" (1964)
- "The Pen and the Dark" (1966)
- "Getaway from Getawehi" (1969)
- "The Black Hole of Negrav" (1975)
Collected in The Unorthodox Engineers (1979)
Read more about this topic: Colin Kapp, Works, Short Stories