The Solar System: (10) Neptune
| First published | February 1954 |
|---|---|
| Type | Essay |
| Series | The Solar System |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| February 1954 |
|
Authentic Science Fiction Monthly, February 15, 1954 | Hamilton & Co. | MAGAZINE | 99 |
| April 1954 |
|
Authentic Science Fiction Monthly, April 15, 1954 | Modern Distributors Ltd. | MAGAZINE | 99 |