Galaxy Science Fiction – June, 1952 (Featuring “Gravy Planet” (also known as “The Space Merchants”) by Cyril M. Kornbluth and Frederik Pohl) [Edward Emshwiller]

 

Galaxy Science Fiction – October, 1950 (Featuring “Time Quarry” (also known as “Time And Again,” and, “First He Died”) by Clifford D. Simak) [David Stone]