Peace Mission to Planetoid X
| First published | September 1942 |
|---|---|
| Type | Short Fiction |
| Length | Novella |
Publications (2)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| September 1942 | Amazing Stories, September 1942 | Ziff-Davis Publishing Company | MAGAZINE | 150 |
| 1943 | Amazing Stories Quarterly (Reissue), Spring 1943 | Ziff-Davis | MAGAZINE | 150 |37 |