Superman # 31 Newsstand

Story 3: "Tune Up Time for Crime!"

Superman's arch enemy, Lex Luthor, invents a giant-sized tuning fork, whose concentrated vibrations cause buildings to collapse and safes to crumble.

Story 5: "A Dog's Tale!"

Lois and Clark set out to investigate a series of vicious dog-nappings, but it's Superman (whose secret identity becomes known to Lois' dog) who tracks down the true perpetrators of this racket.

Story 10: "The Aces Doonan Gang"

Lois believes she is interviewing star Sari Mallon about a phony story concocted by her publicity agent, not knowing that a group of criminals are actually after the star's jewels.