| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| January 1968 |
|
C.O.D. Mars / Alien Sea | Ace Books | Omnibus | 5|2 |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| January 1968 |
|
C.O.D. Mars / Alien Sea | Ace Books | Omnibus | 5|2 |