Earthman on Venus By: Ralph Milne Farley

Moon Maid By: Edgar Rice Burroughs

Giphantia By: Charles-François Tiphaigne de La Roche

Raid of Dover: A Romance of the Reign of Woman A.D. 1940 By: Douglas Morey Ford

Green Odyssey (version 2) By: Philip José Farmer

Radio Planet By: Ralph Milne Farley

Unveiling a Parallel By: Alice Ilgenfritz Jones

Green World By: Hal Clement

Push Of A Finger By: Alfred Bester

Venus Has Green Eyes By: Carl Selwyn

Tarzan and the Ant Men By: Edgar Rice Burroughs

Venus Enslaved By: Manly Wade Wellman

We By: Yevgeny Zamyatin

Attitude By: Hal Clement

War-Lords of the Moon By: Linton Davies

Dragon Queen of Jupiter By: Leigh Douglass Brackett

Jewel of Bas By: Leigh Douglass Brackett

Crypt-City of the Deathless One By: Henry Kuttner

From the Earth to the Moon, Version 2 By: Jules Verne

Thralls of the Endless Night By: Leigh Douglass Brackett

Lorelei of the Red Mist By: Leigh Douglass Brackett

Queen Of The Martian Catacombs By: Leigh Douglass Brackett

Metal Moon By: Everett C. Smith

Out of the Iron Womb! By: Poul William Anderson

Star Ship By: Poul William Anderson

Three Science Fiction Novellas by Leigh Brackett By: Leigh Douglass Brackett

Lord of a Thousand Suns By: Poul William Anderson

Urania By: Camille Flammarion

Tiger by the Tail By: Poul William Anderson

Swordsman of Lost Terra By: Poul William Anderson

Martian By: Allen Glasser

Moon Destroyers By: Monroe K. Ruch