- Auth/Ed: John W. Campbell, Jr.
- Year: 1941
- Price: $0.20
- Pages: 162
- Cover: Hubert Rogers
| Serials/Complete Novels | |
| Sixth Column (Part 2 of 3) | [as Anson MacDonald] Robert A. Heinlein |
| Novelettes | |
| Trouble on Tantalus | P. Schuyler Miller |
| Magic City | Nelson S. Bond |
| Short Stories | |
| Completely Automatic | Theodore Sturgeon |
| Castaway | Robert Moore Williams |
| The Best-Laid Scheme | L. Sprague de Camp |
| “. . . And He Built a Crooked House” | Robert A. Heinlein |
| Essays/Articles | |
| The Klystron | Stanley R. Short |
| Gypped! | [as Arthur McCann] John W. Campbell, Jr. |