Man, Space, and Destiny • essay by Arthur C. Clarke Tricentennial • shortstory by Joe Haldeman Space Colonization Now: Vision and Reality • essay by Norman Spinrad Minotaur in a Mushroom Maze (Part 3 of 3) • serial by Richard A. Carrigan and Nancy Carrigan Fly • shortstory by Mal Warwick Dolls' Demise • shortstory by George Guthridge His Loyal Opposition • novelette by Stanley Schmidt