| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1968 |
|
Anthropol / The Time Mercenaries | Ace Books | Omnibus |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1968 |
|
Anthropol / The Time Mercenaries | Ace Books | Omnibus |