| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1969 |
|
Rip Foster in Ride the Gray Planet | Golden Griffon | Novel | 7 |
| November 2007 |
|
Rip Foster in Ride the Gray Planet | IndyPublish | Novel | |
| August 2012 |
|
The Tom Corbett Space Cadet Megapack: 10 Young Adult Sci-Fi Novels by Masters! | Wildside Press | Omnibus | 1160 |