Superman #144 VG/F (5.0)
Superman, Supergirl, and Krypto and the destruction of earth cover and story, great issue
Superman #149 VF (8.0)
1st Death of Superman imaginary story, Superman vs. Lex Luthor cover and story
Superman #151 VF (8.0)
Superman vs the super-creature from Krypton! Very nice book and likely improvable
Superman #153 F/VF (7.0)
Superman vs the criminals from Krypton! structurally nicer, but has a small blemish at middle right
Superman #154 VF (8.0)
Superman vs Mr. Mxyzptlk! Krypton's first Superman back up story.
Superman #154 VF- (7.5)
Superman vs Mr. Mxyzptlk! Krypton's first Superman back up story.
Superman #156 VF- (7.5)
Death of Superman story, Legion of Super-Heroes appears
Superman #156 VF/NM (9.0)
Last days of Superman cover and story. Legion of Super-Heroes and Supergirl appear
Superman #192 VF/NM (9.0)
Superman & Lois Elseworlds type cover and story
Superman #193 F/VF (7.0)
Superman cover and story, 80 page giant, Bizarro story, Death of Superman story
Superman #194 VF+ (8.5)
Superman & the death of Lois Lane cover and story
Superman #199 F/VF (7.0)
Classic Superman vs. the Flash cover, 1st Superman & Flash race! JLA appears