Introduction - (1984) - essay by Martin H. Greenberg The Red Queen's Race - (1949) - novelette by Isaac Asimov Flaw - (1949) - short story by John D. MacDonald Private Eye - (1949) - novelette by Henry Kuttner and C. L. Moore [as by Lewis Padgett] Manna - (1949) - novelette by Peter Phillips The Prisoner in the Skull - (1949) - novelette by Henry Kuttner and C. L. Moore [as by Lewis Padgett] Alien Earth - (1949) - novelette by Edmond Hamilton History Lesson - (1949) - short story by Arthur C. Clarke Eternity Lost - (1949) - novelette by Clifford D. Simak The Only Thing We Learn - (1949) - short story by C. M. Kornbluth Private - Keep Out! - (1949) - short story by Philip MacDonald The Hurkle Is a Happy Beast - (1949) - short story by Theodore Sturgeon Kaleidoscope - (1949) - short story by Ray Bradbury Defense Mechanism - (1949) - short story by Katherine MacLean Cold War - [Hogben - 5] - (1949) - novelette by Henry Kuttner and C. L. Moore [as by Henry Kuttner] The Witches of Karres - (1949) - novelette by James H. Schmitz Not with a Bang - (1950) - short story by Damon Knight Spectator Sport - (1950) - short story by John D. MacDonald There Will Come Soft Rains - (1950) - short story by Ray Bradbury Dear Devil - (1950) - novelette by Eric Frank Russell Scanners Live in Vain - (1950) - novelette by Cordwainer Smith Born of Man and Woman - (1950) - short story by Richard Matheson The Little Black Bag - (1950) - novelette by C. M. Kornbluth Enchanted Village - (1950) - short story by A. E. van Vogt Oddy and Id - (1950) - short story by Alfred Bester The Sack - (1950) - short story by William Morrison The Silly Season - (1950) - short story by C. M. Kornbluth Misbegotten Missionary - (1950) - short story by Isaac Asimov (variant of Green Patches) To Serve Man - (1950) - short story by Damon Knight Coming Attraction - (1950) - short story by Fritz Leiber A Subway Named Mobius - (1950) - short story by A. J. Deutsch Process - (1950) - short story by A. E. van Vogt The Mindworm - (1950) - short story by C. M. Kornbluth The New Reality - (1950) - novelette by Charles L. Harness