Thuvia, Maid of Mars Edgar Rice Burroughs Thuvia, Maid of Mars Edgar Rice Burroughs · 1962 First published 25 years earlier Save Continue from here
The Fabulous Riverboat Philip José Farmer The Fabulous Riverboat Philip José Farmer · 1972 First published 15 years earlier Save Continue from here
Earth Is Room Enough Isaac Asimov Earth Is Room Enough Isaac Asimov · 1970 First published 17 years earlier Save Continue from here
