The Warlord of Mars Edgar Rice Burroughs The Warlord of Mars Edgar Rice Burroughs · 1963 First published 8 years earlier Save Continue from here
Sos the Rope Piers Anthony Sos the Rope Piers Anthony · 1968 First published 3 years earlier Save Continue from here
Up the Line Robert Silverberg Up the Line Robert Silverberg · 1969 First published 2 years earlier Save Continue from here
The Gods of Mars Edgar Rice Burroughs The Gods of Mars Edgar Rice Burroughs · 1963 First published 8 years earlier Save Continue from here
