Superman #638 (Adventure Comics #354) FN Editorial Novaro 1968

Superman - A classic Superman story from National Periodical Publications (DC Comics) published in 1967, presented in Spanish as part of a promotional comic featuring advertising for Pepsi-Cola and TV coverage.

This issue features the story "Un Viaje Hacia El Pasado" (A Journey to the Past), where Superman encounters two men in ancient ruins exploring a sealed doorway that has remained closed for centuries. The cover depicts Superman in his iconic pose alongside the adventurers as they discover an old statue in the mysterious stone chamber. This is a vintage Spanish-language edition showcasing Superman's timeless appeal across different markets and languages during the Silver Age of comics.

The back cover includes advertising for the Superman program on TV Ondas Pepsi, promoting television broadcast throughout the Republic, reflecting the cross-media marketing common in mid-century comic publications.