Action Comics (vol. 1) #524

First 60-cent cover price. Cover pencils by Ross Andru, inks by Dick Giordano. "If I Can't Be Clark Kent... Nobody Can," script by Martin Pasko, pencils by Curt Swan, inks by Frank Chiaramonte; A clone of Superman that was created by Lex Luthor tries to take the place of Clark Kent. "Lights... Camera... Crime!" Hostess snack cakes ad with Batman. "Catastrophe By Calculation!", script by Bob Rozakis, pencils by Alex Saviuk, inks by Vince Colletta; The Atom seeks Air Wave's assistance to stop the Calculator. 36 Pages, Full Color, $0.60. Cover price $0.60.