Analog: August 1964 ("Bedsheet" size issue: 8-1/2" by 11".)
Illustrations by John Schoenherr, Kelly Freas. Cover by John Schoenherr (for "Genus Traitor.")

Science: "How to Make a Robot Speak English" by Dwight Wayne Batteau
"Relativity Episode #1" by Philip A. M. Hawley.

Novelette: "Genus Traitor" by Mack Reynolds.

Stories: "Satisfaction" by Damon Knight
"Inter-Disiplinary Conference" by Philip R. Geffe.

Serial: "Sleeping Planet" (Part 2 of 3) by William R. Burkett, Jr.

John W. Campbell's editorial is "The Barbarian Menace." Book reviews by P. Schuyler Miller.