Letter (Authentic Science Fiction Monthly, January 15, 1954): Covers
| First published | January 1954 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| January 1954 |
|
Authentic Science Fiction Monthly, January 15, 1954 | Hamilton & Co. | MAGAZINE | 158|158.1 |
| March 1954 | Authentic Science Fiction Monthly, March 15, 1954 | Modern Distributors Ltd. | MAGAZINE | 158|158.1 |