GALAXY Science Fiction: February 1962 (Volume 20, Number 3)
Illustrations by Dick Francis, West, Cowles, Jack Gaughan, Virgil Finlay. Cover by Jack Gaughan (for: "The Martian Star-Gazers")

Novella: "Critical Mass" by Frederik Pohl & C. M. Kornbluth

Novelet: "The Place Where Chicago Was" by Jim Harmon

Serial: "The Day After Doomsday" (conclusion) by Poul Anderson (book title was After Doomsday.)

Stories: "Shatter the Wall" by Sydney Van Scyoc
"The Rag and Bone Men" by Algis Budrys
"The Big Engine" by Fritz Leiber

Articles/Non-Fact: "The Martian Star-Gazers" by Ernst Mason (Frederik Pohl)
"Origins of Galactic Fruit Salad" by Edward Wellen

Science: "For Your Information: Earth's Extra Satellites, etc." by Willy Ley

Frederik Pohl's editorial is "What's In It for Us?" [Listed as "Manging Editor" on the masthead / no "Editor" listed.] Book reviews by Floyd C. Gale.