Letter (Planet Stories, Spring 1940): Pratt and Manning, No. 1?
| First published | February 1940 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| February 1940 |
|
Planet Stories, Spring 1940 | Love Romances Publishing | MAGAZINE | 127|127.2 |
| November 2010 |
|
Planet Stories, Spring 1940 | Adventure House | Anthology | 127 |