Fifth Column of Mars
| First published | September 1940 |
|---|---|
| Type | Short Fiction |
| Length | Novelette |
Publications (2)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| September 1940 | Amazing Stories, September 1940 | Ziff-Davis Publishing Company | MAGAZINE | 6 |
| 1941 | Amazing Stories Quarterly (Reissue), Spring 1941 | Ziff-Davis | MAGAZINE | 6 |18 |