Superman #135 (1960)

Superman #135 is a classic comic book from 1960 that features a dynamic cover by Curt Swan and Stan Kaye. The story "When Lois First Suspected Clark was Superman" is written by Jerry Siegel and illustrated by Al Plastino. The tale explores Lois Lane's obsession with discovering Superman's secret identity and her growing suspicion that her colleague Clark Kent might just be the Man of Steel.

In "Superman's Mermaid Sweetheart," also written by Jerry Siegel, we follow Superman as he falls in love with a mermaid named Lori Lemaris. The story is illustrated by Wayne Boring and inked by Stan Kaye.

Lastly, "The Trio of Steel!" written by Jerry Siegel and illustrated by Al Plastino, chronicles a team-up between Superman, Superboy, and Supergirl. Together, they take on a group of villains called the Fatal Five who are threatening the safety of the city.

Overall, Superman #135 is a must-read for any fan of the Man of Steel. With Jerry Siegel's brilliant storytelling and stunning artwork by Plastino, Boring, and Kaye, this comic book is a true gem. At Comics Into Cash, we pride ourselves on our knowledge of classic comic books like this one and would be glad to appraise or purchase any collection that includes it.