CONTENTS: 6 • Subjective Color • [Editorial (Astounding)] • essay by John W. Campbell, Jr. [as by The Editor] 8 • The Aliens • novelette by Murray Leinster 41 • Dead Giveaway • novelette by Randall Garrett 63 • The Outsiders • novelette by A. Bertram Chandler 92 • In Times to Come (Astounding, August 1959) • [In Times to Come (Astounding)] • essay by The Editor 93 • Space for Madness • essay by Kenneth Bulmer and John Newman [as by Kenneth Johns] 100 • A Matter of Proportion • short story by Anne Walker 113 • Anybody Got an Explanation ... ? • essay by uncredited 114 • Familiar Pattern • novelette by A. Bertram Chandler [as by George Whitley] 137 • The Analytical Laboratory: May 1959 (Astounding, August 1959) • [The Analytical Laboratory] • essay by The Editor 138 • Day of Succession • short story by Theodore L. Thomas 146 • The Reference Library: Judgment of Its Peers (Astounding, August 1959) • [The Reference Library] • essay by P. Schuyler Miller 162 • How to Do It ... The Land Color Process • essay by The Editor.