Art by Mike Sekowsky, Dick Dillin, Sid Greene, and More! Superman. Batman. Wonder Woman. Aquaman. Green Lantern. The Flash. Martian Manhunter. Together, they are the Justice League of America, the World's Mightiest Heroes! Join them and an ever-growing roster of heroes (plus unofficial member Snapper Carr) as they take on alien and supernatural menaces threatening the citizens of Earth-One and -Two when the bridge between both worlds gets blurred. Collects JUSTICE LEAGUE OF AMERICA #45-72 from July 1966 to June 1969.