Mysteries of Unexplored Worlds #23

1961-03-01 · 37 pages

An anthology issue featuring multiple science fiction and mystery stories. One story follows a Colonel who investigates the mysterious death of Simon Kasterly, a man with a criminal past, only to discover he is actually a spy for the U.S. government working to stop an invasion by Saturnian space ships. Another story depicts Commander Bracket and his crew aboard a space-air-water craft encountering nuclear radiation bombs and sonic shock waves while navigating undersea depths to stop a threat in their wake. The issue includes a Bar-Zim Treasure Chest Sweepstakes contest offering prizes including a television set, bicycle, and other merchandise.

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