John Carter of Mars Volume One The Princess of Mars The Gods of Mars

"A Princess of Mars" is an Edgar Rice Burroughs science fiction novel, the first of his famous Barsoom series. It is also Burroughs' first novel, predating his Tarzan stories. Full of swordplay and daring feats, the story is considered a classic example of 20th century pulp fiction.

"The Gods of Mars" is another Edgar Rice Burroughs science fiction novel, the second of his Barsoom (Mars) series.