The Land That Time Forgot
Edgar Rice Burroughs
Caspak (1)
The Moon Maid
The Moon Sequence (1)
At the Earth's Core
Pellucidar (1)
The People That Time Forgot
Caspak (2)
John Carter of Mars
Barsoom (1)
Thuvia, Maid of Mars
Barsoom (4)
The Warlord of Mars
Barsoom (3)
The Gods of Mars
Barsoom (2)
Tarzan of the Apes
Tarzan (1)
A Princess of Mars
Tarzan and "The Foreign Legion"
Tarzan (22)
Tarzan and the Lion Man
Tarzan (17)
Tarzan and the Golden Lion
Tarzan (9)
Tarzan's Quest
Tarzan (19)
Tarzan at the Earth's Core
Tarzan (13)
Tarzan and the Ant Men
Tarzan (10)
Tarzan Triumphant
Tarzan (15)
Back to the Stone Age
Pellucidar (5)
Tanar of Pellucidar
Pellucidar (3)
Pirates of Venus
Venus (Edgar Rice Burroughs) (1)