| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1949 |
|
Astounding Science Fiction, May 1949 | Street & Smith Publications, Inc. | MAGAZINE |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1949 |
|
Astounding Science Fiction, May 1949 | Street & Smith Publications, Inc. | MAGAZINE |