| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1952 |
|
The Legion of Time | Fantasy Press | Collection | |
| August 2004 |
|
Seventy-Five: The Diamond Anniversary of a Science Fiction Pioneer | Haffner Press | Collection | 188 |
| August 2004 |
|
Seventy-Five: The Diamond Anniversary of a Science Fiction Pioneer | Haffner Press | Collection | 188 |