For Your Information: Project Vanguard
| First published | September 1956 |
|---|---|
| Type | Essay |
| Series | For Your Information |
Publications (2)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| September 1956 | Galaxy Science Fiction, September 1956 | Galaxy Publishing Corporation | MAGAZINE | 65 |
| November 1956 | Galaxy Science Fiction, No. 44 | Strato Publications | MAGAZINE | 51 |