Amazing Stories Oct 1939 — Giant Rocket Under Construction, 'The Brain'

A massive crane arm reaches toward the skeletal lattice cage crowning a towering silver rocket, workers reduced to tiny silhouettes dwarfed by its gleaming hull. Viewed from a dramatic aerial perspective, the rocket dominates a futuristic industrial plaza ringed by streamlined buildings and a locomotive-served rail yard. The composition radiates Pulp Era ambition — a civilization bending its full industrial might toward the conquest of space, one calculated step at a time.