Lest Darkness Fall
L. Sprague de Camp
Lest Darkness Fall (1)
The Queen of Zamba
Viagens Interplanetarias (1)
Solander's Radio Tomb
Ellis Parker Butler
Tarzan and the Golden Lion
Edgar Rice Burroughs
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)
Land of Terror
Pellucidar (6)
Pellucidar
Pellucidar (2)
The Red Hawk
The Moon Sequence (3)
Tarzan and the City of Gold
Tarzan (16)
The Lad and the Lion
Jungle Adventures (5)
Tarzan and the Leopard Men
Tarzan (18)
The Cave Girl
Jungle Adventures (2)
Tarzan and the Forbidden City
Tarzan (20)
Tarzan and the Lost Empire
Tarzan (12)