Astounding Stories, July, 1931

This edition has images. Title: Astounding Stories, July, 1931 Contents: The doom from planet 4 / Jack Williamson -- The hands of Aten / H.G. Winter -- The diamond thunderbolt / H. Thompson Rich -- The slave ship from space / A.R. Holmes -- The revolt of the machines /Nat Schachner and Arthur L. Zagat -- The exile of time (conclusion) / Ray Cummings. Credits: Produced by Sankar Viswanathan, Greg Weeks, and the OnlineDistributed Proofreading Team at...