| The Infinite Brain by Charles R. Long Cover by Ed Emshwiller | |
| | Fire In the Heavens by George O. Smith Cover by Gray Morrow | |
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| Lost In Space by George O. Smith Cover by Ed Emshwiller | |
| | Troubled Star by George O. Smith Cover by Ric Binkley | |
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| The Forgotten Planet by George Henry Smith Cover by Gray Morrow | |
| | Druid´s World by George Henry Smith Cover by Michael M. Peters | |
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| The Perfect Planet by Evelyn E. Smith Cover by Ed Emshwiller | |
| | Collision Course by Robert Silverberg Cover by Ed Emshwiller | |
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| Doomed Planet by Lee Sheldon (Wayne Cyril Lee) Cover by Gray Morrow | |
| | Immortality Delivered by Robert Sheckley Cover by Ric Binkley | |
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| Wasp by Eric Frank Russel Cover by Ric Binkley | |
| | Three To Conquer by Eric Frank Russel Cover by Ed Emshwiller | |
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| Invaders From Rigel by Fletcher Pratt Cover by Ed Emshwiller | |
| | Alien Planet by Fletcher Pratt Cover by Ed Emshwiller | |
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| The Involontary Immortals by Rog Phillips Cover by Ed Emshwiller | |
| | Aliens From Space by David Osborne (Robert Silverberg) Cover by Ric Binkley | |
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| Invisible Barriers by David Osborne (Robert Silverberg) Cover by Ric Binkley | |
| | Armageddon 2419 AD by Francis Philip Nowlan Cover by Ed Emshwiller | |
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| Troyana by Colonel S. P. Meek Cover by Ed Emshwiller | |
| | The Drums of Tapajos by Colonel S. P. Meek Cover by Ed Emshwiller | |
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| He Owned the World by Charles Eric Maine ( D. McIlwain) Cover by Ed Emshwi... | |
| | Spaceways Satellite by Charles Eric Maine (D. McIlwaine) Cover by Ric Bink... | |
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| The Hothouse World by Fred MacIsaac Cover by Gray Morrow | |
| | The World Within by Adam Lukens (Diane Detzer de Reyna) Cover by Ed Emshwi... | |
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| Sons of the Wolf by Adam Lukens (Diane Detzer de Reyna) Cover by Ed Emshwi... | |
| | Conquest of Life by Adam Lukens (Diane Detzer de Reyna) Cover by Ed Emshwi... | |
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| The Sea People by Adam Lukens (Diane Detzer de Reyna) Cover by Ed Emshwiller | |
| | The Glass Cage by Adam Lukens (Diane Detzer de Reyna) Cover by Ed Emshwiller | |
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| Eevalu by Adam Lukens (Diane Detzer de Reyna) Cover by Ed Emshwiller | |
| | Alien Worlds by Adam Lukens (Diane Detzer de Reyna) Cover by Ed Emshwiller | |
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| Believer´s World by Robert Lowndes Cover by Ed Emshwiller | |
| | Mission to a Star by Frank Belknap Long Cover by Ed Emshwiller | |
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| Three Steps Spaceward by Frank Belknap Long Cover by Ed Emshwiller | |
| | The Martian Visitors by Frank Belknap Long Cover by Ed Emshwiller | |
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| The Eternal Man by C. R. Long Cover by Ed Emshwiller | |
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