Action Comics #233 F+ (6.5)
Superman's exposed identity, Congo Bill story
Action Comics #240 F+ (6.5)
the Superman Sphinx, Congo Bill back up story
Action Comics #257 F/VF (7.0)
Superman vs Luthor cover and story, Supergirl back up story!
Action Comics #274 VF (8.0)
Lois Lane as Superwoman! Supergirl back up story
Action Comics #277 F/VF (7.0)
Superman vs Luthor story, Supergirl back up story! Superman robots and Super Pets appear
Action Comics #280 VF- (7.5)
Supergirl origin story! early Brainiac appearance! Slight edge creaming
Action Comics #280 VF (8.0)
Superman vs Brainiac cover and story! How Supergirl came to earth back up story!
Action Comics #283 VF (8.0)
Legion of Super-Villains and Mr Mxyztplk appear!
Action Comics #290 VF+ (8.5)
All Red Kryptonite issue! Great time period in Action & Superman comics!
Action Comics #292 VF+ (8.5)
Superman vs Luthor cover and story! Supergirl story
Action Comics #294 VF+ (8.5)
Superman vs Luthor cover and story! Supergirl story
Action Comics #298 VF (8.0)
Superman vs Super Luthor! Supergirl story! General Zod and Legion of Super-Heroes appear
Action Comics #299 F/VF (7.0)
All Red Kryptonite issue! Great time period in Action & Superman comics!
Action Comics #299 VF+ (8.5)
Superbaby and Supergirl cover and story! Superman's amazing robots!
Action Comics #300 VF+ (8.5)
Superman as the Last Man on Earth! Supergirl story
Action Comics #303 VF- (7.5)
Superman and Supergirl cover and story! Red Kryptonite story