Copyright 1964 by National Periodical Publications, Inc.
On-sale date from ad in Superboy #112 and copyright registration.
Cover was partially redrawn for the cover of سوبرمان [Superman] #37 (المطبوعات المصورة [Illustrated Publications], 1964 series).
inside front cover
Letters from Ralph Bridges, Ken Greenhouse, Bob Kagan, Hugh Stone, E. Nelson Bridwell.