Astounding Science Fiction January 1953 (Volume 50, Number 5)
Illustrations by Ed Cartier, Paul Orban, Pawelka, H. R. van Dongen. Cover by Pawelka (for "Un-Man.")

Short Novel: "Un-Man" by Poul Anderson (part of "Psychotechnic League" series.)

Novelettes: "These Shall Not Be Lost" by E. B. Cole (a "Philosophical Corps" story)
"The Captives" by Julian Chain.

Stories: "Secret" by Lee Cahn
"Stamp from Moscow" by Steve Benedict.

Science: "The First Power Pile";
"Earth's Ghostly Companion in Space" by R. S. Richardson.

John W. Campbell's editorial is "Postulate an Alien Who-"; Book reviews by P. Schuyler Miller.