Superman and Batman and Robin in "The Secret of the Captive Caveman"
Written by Bill Finger, penciled & inked by Jim Mooney.
Reprinted from World's Finest Comics (1941) #138.
15 pages.
Superman and Batman and Robin in "The Creature That Was Exchanged for Superman"
Written by Jerry Coleman, penciled by Dick Sprang & inked by Sheldon Moldoff.
Reprinted from World's Finest Comics (1941) #118.
13 pages.
Superman and Batman and Robin in "Riddle of the Four Planets!"
Written by Jerry Coleman, penciled & inked by Jim Mooney.
Reprinted from World's Finest Comics (1941) #130.
13 pages.
Superman and Batman and Robin in "The Mirror Batman"
Written by Jerry Coleman, penciled & inked by Jim Mooney.
Reprinted from World's Finest Comics (1941) #121.
13 pages.
Cover art by Dick Giordano.
Giant #G-88