Astounding Stories #150

In "The Imitator's War," the planet Cydan unleashes a cunning threat by deploying master imitators to provoke an all-out conflict between Earth and Lustra. As deception spreads across the stars, the truth of the scheme slowly emerges—revealing a test of unity in the face of manipulation.

In "Spragg Conqueror of the Human Race!", an outcast alien named Spragg is stranded on Earth in Transylvania, where he enslaves the local villagers to construct a device that amplifies his abilities. A visiting scientist, unraveling the threat, devises a plan to stop him—before Spragg can claim dominion over the planet.

In "Who Am I?", a man wakes in a dense fog with no memory of his past, only the chilling certainty that something is terribly wrong. Guided by a mysterious stranger who claims to help through hypnosis, he begins to piece together fragments of a life he can’t quite grasp—until the truth of his identity and the stranger’s true nature come into devastating focus.