Vol 6, No 1. Contents: • Monsters of Mars • novelette by Edmond Hamilton • The Exile of Time (Part 1 of 4) • [Time] • serial by Ray Cummings • Hell's Dimension • short story by Tom Curry • The World Behind the Moon • short story by Paul Ernst • Four Miles Within • novelette by Harry Bates and D. W. Hall [as by Anthony Gilmore] • The Lake of Light • novelette by Jack Williamson • The Menace of the Insect • essay by uncredited • The Ghost World • [John Hanson] • novelette by Sewell Peaslee Wright. First edition here. 【 PREVIOUS ISSUE ← April 1931 → NEXT ISSUE 】