Life on Callisto
| First published | August 1940 |
|---|---|
| Type | Essay |
Publications (2)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| August 1940 | Amazing Stories, August 1940 | Ziff-Davis Publishing Company | MAGAZINE | 144 |
| 1941 | Amazing Stories Quarterly (Reissue), Spring 1941 | Ziff-Davis | MAGAZINE | 144 |17 |