The Story Behind the Story: Worlds Within Worlds
| First published | March 1940 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| March 1940 |
|
Thrilling Wonder Stories, March 1940 | Better Publications, Inc. | MAGAZINE | 126 |
| July 2018 |
|
Thrilling Wonder Stories, March 1940 | Pulp Tales Press | Anthology | 126 |