The Efficiency Expert Author:Edgar Rice Burroughs
Other Works Of Edgar Rice Burroughs
- Pellucidar
- The Oakdale Affair
- Carson of Venus
- Tarzan the Terrible
- The Beasts of Tarzan
- Thuvia, Maid of Mars
- Tarzan of the Apes
- The Chessmen of Mars
- Tarzan the Untamed
- The Mad King
- Tarzan and the Jewels of Opar
- The Jungle Tales of Tarzan
- Out of Time's Abyss
- At the Earths Core
- The Warlord of Mars
- The Return of Tarzan
- The Mucker
- The Monster Men
- The Lost Continent
- The People that Time Forgot
- The Land that Time Forgot
- A Princess of Mars
- The Outlaw of Torn
- The Gods of Mars
- The Son of Tarzan