Superman, Vol. 1

The Three Tough Teen-Agers! - Public School No. 84, where Perry White used to attend, is loaded with juvenile delinquints. He arranges for Lois to go undercover and learn more about the situation.The Man Who Trained Sueprmen - A con man has people convinced his elixer can turn them into Superman.Superman's Greatest Secret - Superman faces the offspring of the Krytonian flame dragon seen in issue 142, and receives a wound that can spoil his secret identity. Lois realizes this, and takes it upon herself to prove that Clark Kent and Superman are one and the same.