• A fighting man of Mars
• A Princess of Mars
• Apache devil
• At the Earth's Core
• Jungle Tales of Tarzan
• Lost on Venus
• Out of Time's Abyss
• Pellucidar
• Pirates of Venus
• Tanar of Pellucidar
• Tarzan and the Ant Men
• Tarzan and the city of gold
• Tarzan and the Golden Lion
• Tarzan and the Jewels of Opar
• Tarzan and the Lion Man
• Tarzan and the lost empire
• Tarzan at the Earth's core
• Tarzan, lord of the jungle
• Tarzan of the Apes
• Tarzan the invincible
• Tarzan the Terrible
• Tarzan the Untamed
• Tarzan triumphant
• The Beasts of Tarzan
• The cave girl
• The Chessmen of Mars
• The Efficiency Expert
• The eternal savage
• The girl from Hollywood
• The Gods of Mars
• The land of hidden men
• The Land That Time Forgot
• The Lost Continent
• The Mad King
• The master mind of Mars
• The Monster Men
• The Moon Maid
• The Mucker
• The Oakdale Affair
• The outlaw of Torn
• The People That Time Forgot
• The Return of Tarzan
• The Son of Tarzan
• The Tarzan twins
• The war chief
• The warlord of Mars
• Thuvia, Maid of Mars