Letter (Astounding Stories, July 1936): Mathematica Plus—a Puzzle.
| First published | July 1936 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| July 1936 |
|
Astounding Stories, July 1936 | Street & Smith Publications, Inc. | MAGAZINE | 158|158.6 |