The Warlord of Mars by Edgar Rice Burroughs [Barsoom #3]

This Halcyon Classics ebook is the third in Edgar Rice Burroughs' BARSOOM series.

Following the events in THE GODS OF MARS, John Carter embarks on a quest to free his wife imprisoned in the Temple of the Sun by the vile pretender goddess Issus. No ordeal can detain John Carter from his quest to be reunited with his wife. He follows them into the unexplored north polar region, home of mysterious creatures and a cruel, yellow-skinned race.