Aquaman first appeared in More Fun Comics in 1941, issue #73. Aquaman was one of the backup strips in More Fun for several years before moving to a long but sporadic run in Adventure Comics. He would get his own title in 1962. He gained fame years later with kids as being part of the Justice League, and later, on TV with the Super Friends.
The example shown is shown on a 'Kresge card' - a packaging exclusive to the chain of retailers that would later become known as K-Mart.