Contents:11 Editor's Note: About Science Fiction (The Golden Age of Science Fiction) (1981) essay by Kingsley Amis16 Introduction (The Golden Age of Science Fiction) (1981) essay by Kingsley Amis37 The Quest for Saint Aquin (1951) novelette by Anthony Boucher56 The Xi Effect (1950) shortstory by R. S. Richardson [as by Philip Latham ]78 The Tunnel Under the World (1955) novelette by Frederik Pohl111 Old Hundredth (1960) shortstory by Brian W. Aldiss124 A Work of Art (1956) novelette by James Blish141 Harrison Bergeron (1961) shortstory by Kurt Vonnegut, Jr.148 The Voices of Time (1960) novelette by J. G. Ballard183 Specialist (1953) shortstory by Robert Sheckley200 He Walked Around the Horses [Paratime Police] (1948) novelette by H. Beam Piper223 The Game of Rat and Dragon [The Instrumentality of Mankind] (1955) shortstory by Cordwainer Smith239 The Nine Billion Names of God (1953) shortstory by Arthur C. Clarke247 The Streets of Askelon (1962) shortstory by Harry Harrison (aka The Streets of Ashkelon)263 The Country of the Kind (1956) shortstory by Damon Knight278 The Machine That Won the War (1961) shortstory by Isaac Asimov284 Student Body (1953) novelette by F. L. Wallace306 It's a Good Life (1953) shortstory by Jerome Bixby325 Sister Planet (1959) novella by Poul Anderson