Galaxy Primes By: E. E. Smith

Gambler's World & The Yillian Way By: Keith Laumer

Giphantia By: Charles-François Tiphaigne de La Roche

Green Millennium By: Fritz Leiber

Green Odyssey (version 2) By: Philip José Farmer

Green World By: Hal Clement

Happy Unfortunate By: Robert Silverberg

His Master's Voice By: Randall Garrett

Honeymoon in Space By: George Griffith

Hunter Patrol By: H. Beam Piper and John McGuire

I Was a Teen-Age Secret Weapon By: Richard Sabia

Inside Earth By: Poul William Anderson

Invaders from the Infinite By: John Wood Campbell. Jr.

Islands of Space By: John Wood Campbell. Jr.

Jason, Son of Jason By: John Ulrich Giesy

Jewel of Bas By: Leigh Douglass Brackett

Kreativity for Kats & Other Stories By: Fritz Leiber

Last Call for Sector G By: Leigh Douglass Brackett

Look to the Stars By: Willard E. Hawkins

Lord of a Thousand Suns By: Poul William Anderson

Lorelei of the Red Mist By: Leigh Douglass Brackett

Lucian's True History By: Lucian of Samosata

Man Obsessed By: Alan E. Nourse

Man Who Ended War By: Hollis Godfrey

Mars is My Destination By: Frank Belknap Long

Martian By: Allen Glasser

Master of Life and Death By: Robert Silverberg

Men in the Walls By: William Tenn

Metal Moon By: Everett C. Smith

Mists of Mars By: George A. Whittington

Moon Destroyers By: Monroe K. Ruch

Moon Maid By: Edgar Rice Burroughs

Mr. Spaceship By: Philip K. Dick

Naudsonce By: H. Beam Piper

New Bodies for Old By: Maurice Renard

New Lamps By: Robert Moore Williams

Nice Girl With 5 Husbands By: Fritz Leiber

Nor Iron Bars A Cage.... By: Randall Garrett

Null-ABC By: H. Beam Piper

Olga Romanoff By: George Griffith

Out of the Iron Womb! By: Poul William Anderson

Plague of Pythons By: Frederik Pohl

Planet Mappers By: Edward Everett Evans

Plattner Story and Others By: H. G. Wells

Police Your Planet By: Lester del Rey

Preferred Risk By: Frederik Pohl

Push Of A Finger By: Alfred Bester

Queen Of The Martian Catacombs By: Leigh Douglass Brackett

Radio Beasts By: Ralph Milne Farley

Radio Planet By: Ralph Milne Farley

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

Raiders of the Universes By: Donald Wandrei

Rat Race By: Jay Franklin

Recruit for Andromeda By: Stephen Marlowe

Sabotage in Space By: Carey Rockwell

Salvage in Space By: Jack Williamson

Search the Sky By: C. M. Kornbluth

Sentry of the Sky By: Evelyn E. Smith

Shadows in Zamboula (version 2) By: Robert E. Howard

Shannach-The-Last By: Leigh Douglass Brackett