Zip Comics #13 (1941)

Zip Comics #13, published in 1941, features the first appearance of Steel Sterling, a heroic figure who possesses incredible strength and endurance. In the story, Sterling is tasked with saving the world from a group of Nazis who are attempting to launch an attack from a secret base in the Arctic. Using his newfound powers, Sterling fights off the Nazi soldiers and sabotage their plans, ultimately saving the day.

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