Fantastic Adventures #11

This issue contains multiple stories: "The Creature from the Fens," which depicts a giant red monster attacking a city and threatening its inhabitants; "Weird Nightmare," a prose tale set in the Brazilian jungle where an oil company representative encounters an encounter with a Cotimboia snake while exploring with a guide named Cintero; and an untitled story involving a character named Jo and a woman named Lura, in which supernatural forces and a mystical serum play central roles in a tale of revenge and enslavement in a jungle setting. The issue also includes an advertisement for appliance repair training from the National Radio Institute.