| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1961 |
|
The Door Through Space / Rendezvous on a Lost World | Ace Books | Omnibus | [2] |
| August 1979 |
|
The Door Through Space | Ace Books | Novel | [2]|.1 |
| November 1979 |
|
The Door Through Space | Arrow Books | Novel | [5] |
| April 1983 |
|
Das Weltraumtor | Ullstein | Chapbook | 5 |
| November 2006 | The Door Through Space | Project Gutenberg | Chapbook | bp |