Letter (Astounding Stories, May 1936): In the June Issue:
| First published | May 1936 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1936 |
|
Astounding Stories, May 1936 | Street & Smith Publications, Inc. | MAGAZINE | 158|158.1 |