Justice League of America #50

In "The Lord of Time Attacks the 20th Century!", the Justice League of America faces a temporal threat when war hero Eddie Brent is manipulated into becoming a weapon for the enigmatic Lord of Time. With the help of radiation trails left by the Lord’s time-bending weapons, the team tracks down the source of the attack in a race against a timeline unraveling. Written by Gardner Fox and illustrated by Mike Sekowsky, with inks by Sid Greene and lettering by Gaspar Saladino, this 1966 classic features a cover by Mike Sekowsky and Murphy Anderson.