| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1960 |
|
Vulcan's Hammer / The Skynappers | Ace Books | Omnibus | |
| November 1960 |
|
Erde — der verbotene Planet | Pabel | Novel | |
| 1961 |
|
The Weapon Makers | Digit Books | Novel |