Action Comics #262

In "When Superman Lost His Powers!", Clark Kent finds himself powerless during a reporting trip to the Mexican jungle, mysteriously transported to a red sun planet where his abilities vanish. With the Planet staff relying on him, Superman must rely on wit and deception to keep morale high—faking feats to maintain the illusion of control. Written by Robert Bernstein and illustrated by Wayne Boring, with inks by Stan Kaye and letters by Joe Letterese, this classic tale features Curt Swan’s iconic cover art.