15 Thousand Years Old—and Still Growing!
| First published | September 1942 |
|---|---|
| Type | Essay |
Publications (3)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| September 1942 | Fantastic Adventures, September 1942 | Ziff-Davis Publishing Company | MAGAZINE | 47 |
| 1943 | Fantastic Adventures Quarterly, Spring 1943 | Ziff-Davis Publishing Company | MAGAZINE | 47|1047 |
| December 2021 | Fantastic Adventures, September 1942 | Fiction House Press | Anthology |