Astounding Stories #23

In "Who Am I?", a man awakens disoriented in a thick, endless fog, with no memory of who he is. A mysterious stranger offers to help through hypnosis, guiding him through fragmented visions that slowly uncover a forgotten past. As the truth emerges, the line between memory and fate begins to blur.

In "The Coming of the Giants!", humanity's bold march toward the stars is abruptly interrupted when colossal alien beings descend upon Earth. Though overwhelmed by their sheer size and power, the people of Earth find an unexpected reprieve—these giants, so vast they barely register human life, pass them by without a second thought.

In "Spragg Conqueror of the Human Race!", an alien outcast named Spragg crash-lands in Transylvania, where he enslaves the local villagers to construct a device that amplifies his already formidable abilities. When a visiting scientist uncovers the truth behind his conquest, he devises a desperate plan to stop Spragg before it's too late.

In "The Imitator's War," the planet Cydan unleashes a cunning threat by deploying its master imitators to manipulate the fragile peace between Earth and Lustra, fanning the flames of a cold war into open conflict. As deception spreads across the stars, the true nature of the imitations is uncovered—revealing a scheme that ultimately forces Earth and Lustra to stand together, not against each other.