The Gods of Mars and The Warlord of Mars
| First published | January 1971 |
|---|---|
| Type | Omnibus |
| Series | Barsoom › Barsoom [SFBC] #1 |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| January 1971 |
|
The Gods of Mars and The Warlord of Mars | Nelson Doubleday / SFBC | Omnibus |