Alonzo Craig Arti

Clark Kent and Professor Peters reach a hidden treasure chamber but are trapped there by the unstable explorer Alonzo Crag.

This The Adventures of Superman broadcast aired on June 5, 1940.

This surviving item is preserved as serial segment.

Juvenile superhero adventure serial based on the Superman comic-book character.

Listeners can expect adventure, childrens, and fantasy, serialized drama in format, and adventurous in tone.