Astounding Stories, July, 1931 - Bates, Harry, 1900-1981 (Project Gutenberg, 2010)
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.
Electronic text
Keywords: Science fiction, American -- Periodicals; Science fiction -- Periodicals