Tarzan at the Earth's Core is Burroughs' fourth in his series set in the interior world of Pellucidar. It is also the thirteenth in his series of books about Tarzan. In response to a radio plea from Abner Perry, Jason Gridley launches a rescue expedition. He enlists Tarzan and a fabulous airship is constructed to penetrate Pellucidar. The airship is crewed by Germans and Tarzan's Waziri warriors under their chief Muviro. Edgar Rice Burroughs was an American author, best known for his creation of the jungle hero Tarzan, "Lost worlds" and the heroic Mars adventurer John Carter.

• At the Earth's Core
• Edgar Rice Burroughs
• CONTENTS
  • PROLOGUE
  • I TOWARD THE ETERNAL FIRES
  • II A STRANGE WORLD
  • III A CHANGE OF MASTERS
  • IV DIAN THE BEAUTIFUL
  • V SLAVES
  • VI THE BEGINNING OF HORROR
  • VII FREEDOM
  • VIII THE MAHAR TEMPLE
  • IX THE FACE OF DEATH
  • X PHUTRA AGAIN
  • XI FOUR DEAD MAHARS
  • XII PURSUIT
  • XIII THE SLY ONE
  • XIV THE GARDEN OF EDEN
  • XV BACK TO EARTH
• THE FULL PROJECT GUTENBERG LICENSE