Keen Detective Funnies #12

In "Four Gangs against the Masked Marvel," the Masked Marvel uncovers a web of deception spun by a mysterious cult leader known as Astra. Written and illustrated by Harry Campbell, this 1939 adventure sees the hero and his ally Carol dismantle a seemingly supernatural scheme rooted in cleverly disguised technology. The cover by Frank Frollo captures the tension of a world where light and sound mask a hidden enemy.