Action Comics #457

In "Superman, You're Not Clark Kent— And I Can Prove It!", Superman confronts a desperate challenge when Jon Ross, Pete Ross' son, struggles to find hope amid a life-threatening illness. Touched by the boy’s plight, Superman attempts to inspire him by revealing his secret identity—only for Jon to refuse to believe it, setting off a tense test of faith and truth. With Whirlicane threatening to exploit the situation, Superman must prove his identity in ways that go beyond the familiar. Written by Gerry Conway and brought to life with Curt Swan’s iconic art and Tex Blaisdell’s inks, this 1976 issue features a powerful emotional core and a gripping confrontation, all framed by Bob Oksner’s striking cover.