Letter (Astounding, July 1940): One-Shot Motors, Apparently.
| First published | July 1940 |
|---|---|
| Type | Essay |
| Series | Letters: Willy Ley |
Publications (1)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| July 1940 | Astounding Science-Fiction, July 1940 | Street & Smith Publications, Inc. | MAGAZINE | 159|159.1 |