Letter (Authentic Science Fiction Monthly, December 15, 1953): Deeper, Please
| First published | December 1953 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| December 1953 |
|
Authentic Science Fiction Monthly, December 15, 1953 | Hamilton & Co. | MAGAZINE | 140|140.2 |
| February 1954 |
|
Authentic Science Fiction Monthly, February 15, 1954 | Modern Distributors Ltd. | MAGAZINE | 140|140.2 |