The Atom is a name shared by five superheroes appearing in American comic books published by DC Comics.
Adam Cray, Suicide Squad #46.
Ryan Choi as seen in Batman: The Brave and the Bold.
Golden Age of Comic Books
The Golden Age of Comic Books describes an era in the history of American comic books from 1938 to 1956. During this time, modern comic books were first published and rapidly increased in popularity. The superhero archetype was created and many well-known characters were introduced, including Superman, Batman, Robin, Captain Marvel, Captain America, and Wonder Woman.
Superman, catalyst of the Golden Age: Superman #14 (Feb. 1942) Cover art by Fred Ray
Whiz Comics #2 (Feb. 1940), with the first appearance of Captain Marvel Cover art by C. C. Beck