Astounding Stories of Super Science, September 1930

A diver in a pressurized suit confronts a massive tentacled creature in murky depths while his companion grapples with another writhing appendage. This cover exemplifies the lurid adventure pulps that dominated newsstands in the 1920s–30s, selling fantastic scenarios for a dime. *Astounding Stories* specialized in science fiction and weird fiction, blending underwater exploration, mechanical innovation, and cosmic horror into narratives that emphasized spectacle and peril. Painted covers like this one, with their saturated colors and dramatic confrontations, served as the visual template that comic books would adopt after 1938, establishing the genres of superhero, science fiction, and monster horror in the medium's vocabulary.