32100 words
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1952 |
|
Atom War on Mars | Panther | Chapbook | |
| November 1955 |
|
Freiheit ohne Schranken | Pabel | Chapbook | 3 |
| November 1977 |
|
Freiheit ohne Schranken | Ullstein | Chapbook | |
| January 1985 |
|
Freiheit ohne Schranken | Moewig | Chapbook | |
| March 2014 |
|
Atom War on Mars | Gateway / Orion | Chapbook |