| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1965 |
|
Amazing Stories, October 1965 | Ultimate Publishing Co., Inc. | MAGAZINE | 6 |
| December 1965 |
|
Amazing Stories, December 1965 | Ultimate Publishing Co., Inc. | MAGAZINE | 101 |
| 1966 |
|
Space Captain / The Mad Metropolis | Ace Books | Omnibus | 5|2 |
| 1966 |
|
Capitán del espacio | Vértice | Novel | |
| November 1966 |
|
Galassia, #71 | Casa Editrice La Tribuna | MAGAZINE | 6 |
| November 1966 |
|
Captain Trent und die Piraten | Pabel | Novel | 3 |
| October 2019 |
|
Space Captain | Gateway / Orion | Novel |