Tarzan: Return to Pal-ul-don

Tarzan: The Greystoke Legacy Under Siege

Tarzan and the Lion of Judah

Tarzan: Battle for Pellucidar

Carson of Venus: The Edge of All Worlds

Dark Tides of Mars: A Novel of Barsoom

The Range Detectives

Korak at the Earth's Core

The Secret Kingdom

The Prince of Peril

The Port of Peril

Planet of Peril

A Princess of Mars: Shadow of the Assassins

Home Run: A Novel

Colter’s Journey

Tarzan, Conqueror of Mars