Back is separating. February 1952, Howard Browne, Ziff-Davis Publishing Company, 164pp, Pulp. Contents 3 • The Observatory (Amazing Stories, February 1952) • [Editorial (Amazing Stories)] • essay by Howard Browne 6 • The Iron Men of Venus • novella by Don Wilcox 6 • The Iron Men of Venus • interior artwork by Ed Valigursky 48 • The Silver Plague • novelette by David V. Reed [as by Clyde Woodruff ] 48 • The Silver Plague • interior artwork by Lawrence 67 • The Metal That Can See! • essay by Roy Small 67 • Comets on the Bum! • essay by Salem Lane 68 • The Secret of Satellite Seven • novelette by Henry Hasse and Emil Petaja [as by Theodore Pine ] 68 • The Secret of Satellite Seven • interior artwork by Lawrence 83 • When Death Rains Down! • essay by John Weston 84 • The Visitors • novelette by Rog Phillips 84 • The Visitors • interior artwork by Frank Navarro 121 • Man in a Hurry • essay by Ralph Cox 122 • The Fire Magicians • novelette by John Jakes 122 • The Fire Magicians • interior artwork by Emsh [as by Ed Emsler ] 140 • The Club House (Amazing Stories, February 1952) • essay by Rog Phillips 146 • Gas Is Where You Put It! • essay by Omar Booth 146 • Fuel for the Big Push • essay by Tom Lynch 147 • When Callisto Took Over • shortfiction by E. Bruce Yaches 148 • Science Fiction Bookcase (Amazing Stories, February 1952) • essay by Sam Merwin, Jr. [as by Sam Merwin ] 148 • Review: Space Medicine: The Human Factor in Flights Beyond the Earth by John P. Marbarger • book review by Sam Merwin, Jr. [as by Sam Merwin ] 148 • Review: The Puppet Masters by Robert A. Heinlein • book review by Sam Merwin, Jr. [as by Sam Merwin ] 149 • Review: Foundation by Isaac Asimov • book review by Sam Merwin, Jr. [as by Sam Merwin ] 149 • Review: Bullard of the Space Patrol by Malcolm Jameson • book review by Sam Merwin, Jr. [as by Sam Merwin ]