| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| July 1941 |
|
Startling Stories, July 1941 | Better Publications, Inc. | MAGAZINE | |
| August 2004 |
|
Seventy-Five: The Diamond Anniversary of a Science Fiction Pioneer | Haffner Press | Collection | 367 |
| August 2004 |
|
Seventy-Five: The Diamond Anniversary of a Science Fiction Pioneer | Haffner Press | Collection | 367 |
| August 2008 |
|
Gateway to Paradise | Haffner Press | Collection | |
| August 2008 |
|
Gateway to Paradise | Haffner Press | Collection | fep|0.12 |
| August 2008 |
|
Gateway to Paradise | Haffner Press | Collection |