The Gods of Mars

Tarzan of the Apes

Warlord of Mars

Thuvia, Maid of Mars

The Chessmen of Mars – Audiobook: The Chessmen of Mars Barsoom: Edgar Rice Burroughs' Interplanetary Adventure

The Master Mind of Mars – Audiobook: The Master Mind of Mars: A Science Fantasy Novel - Edgar Rice Burroughs' Extraterrestrial Adventure: Unraveling the Master Mind of Mars

The Monster Men

A Fighting Man of Mars (Unabridged): optional

Jungle Tales of Tarzan - Tarzan Series, Book 6 (Unabridged)

Tarzan and the Jewels of Opar - Tarzan Series, Book 5 (Unabridged)

The Mad King ByEdgar Rice Burroughs: Popular Books by Edgar Rice Burroughs : All times Bestseller Demanding Books

The Beasts of Tarzan - Tarzan Series, Book 3 (Unabridged)

The People That Time Forgot

The Outlaw of Torn

The Caspak Trilogy: The Land That Time Forgot, The People That Time Forgot & Out of Time's Abyss

At the Earth’s Core

The First Pellucidar Collection: At the Earth's Core & Pellucidar

The Land That Time Forgot

Tarzan the Untamed