Letter (Astounding Stories, November 1937): A Fourth State of Matter.
| First published | November 1937 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| November 1937 |
|
Astounding Stories, November 1937 | Street & Smith Publications, Inc. | MAGAZINE | 157|157.2 |