Scientifacts (Thrilling Wonder Stories, April 1938)
| First published | April 1938 |
|---|---|
| Type | Essay |
| Series | Scientifacts |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 1938 |
|
Thrilling Wonder Stories, April 1938 | Better Publications, Inc. | MAGAZINE | 64 |