- Auth/Ed: John W. Campbell, Jr.
- Year: 1948
- Price: $0.25
- Pages: 164
- Cover: Alejandro Canedo
- Notes: $0.25
| Serials/Complete Novels | |
| Children of the Lens (Part 4 of 4) | [as E. E. Smith, Ph.D.] Edward E. Smith |
| Novelettes | |
| New Lives for Old | William L. Bade |
| Short Stories | |
| There Is No Defense | Theodore Sturgeon |
| Cosmetics | John D. MacDonald |
| Essays/Articles | |
| Megopolis | John W. Campbell, Jr. |
| Maggie | [as J. J. Coupling] John R. Pierce |