- Auth/Ed: John W. Campbell, Jr.
- Year: 1939
- Price: $0.20
- Pages: 162
- Cover: Hubert Rogers
| Serials/Complete Novels | |
| General Swamp, C.I.C. (Part 2 of 2) | [as Frederick Engelhardt] L. Ron Hubbard |
| Novelettes | |
| The Last Hope | Don Evans |
| Forces Must Balance | Manly Wade Wellman |
| Short Stories | |
| Masson’s Secret | Raymond Z. Gallun |
| The Ether Breather | Theodore Sturgeon |
| Atmospherics | Victor Valding |
| Essays/Articles | |
| The Other Side of Astronomy | R. S. Richardson |