Action Comics #404 NM (9.4)
Neal Adams cover art! Superman, Aquaman, and Atom stories
Action Comics #398 NM- (9.2)
Superman cover and stories, Neal Adams cover
Action Comics #359 VF/NM (9.0)
Neal Adams cover art, Superman cover and story, Bruce Wayne appears
Action Comics #346 NM- (9.2)
Supergirl vs Superman cover and story, Supergirl back up story
Action Comics #327 VF/NM (9.0)
3 generations of Superman cover and imaginary story, Supergirl story
Action Comics #326 VF/NM (9.0)
Superman vs. the Legion of Super-Creatures
Action Comics #320 VF+ (8.5)
Superman vs Atlas, Samson, and Hercules cover and story
Action Comics #317 NM- (9.2)
Superman and Supergirl stories, this black cover issue is tougher in higher grades
Action Comics #299 VF/NM (9.0)
Superbaby and Supergirl cover and story! Superman's amazing robots!
Superman #166 F+ (6.5)
Imaginary Story! Christmas cover and story, Superman in the Sons of Superman
Superman #183 VF (8.0)
80 Page Giant! Superman cover and story, including the 1st appearance of Mr. Myxzptlk reprinted from Superman #30.
Superman #187 VF- (7.5)
80 Page Giant! Superman unlocks the Secrets of the Fortress of Solitude!
Superman #200 VF+ (8.5)
Anniversary issue, Superman on Krypton cover and story
Superman #214 VF (8.0)
Superman cover and story, Neal Adams cover art, Metallo story