Vol. VI No. 2 Contents May, 1931
| COVER DESIGN | H. W. WESSO | ||
| Painted in Water-Colors from a Scene in “Dark Moon.” | |||
| DARK MOON | CHARLES W. DIFFIN | 148 | |
| Mysterious, Dark, Out of the Unknown Deep Comes a New Satellite to Lure Three Courageous Earthlings on to Strange Adventure. (A Complete Novelette.) | |||
| WHEN CAVERNS YAWNED | CAPTAIN S. P. MEEK | 198 | |
| Only Dr. Bird’s Super-Scientific Sleuthing Stands in the Way of Ivan Sarnoff’s Latest Attempt at Wholesale Destruction. | |||
| THE EXILE OF TIME | RAY CUMMINGS | 216 | |
| Young Lovers of Three Eras Are Swept down the Torrent of the Sinister Cripple Tugh’s Frightful Vengeance. (Part Two of a Four-Part Novel.) | |||
| WHEN THE MOON TURNED GREEN | HAL K. WELLS | 241 | |
| Outside His Laboratory Bruce Dixon Finds a World of Living Dead Men—and Above, in the Sky, Shines a Weird Green Moon. | |||
| THE DEATH-CLOUD | NAT SCHACHNER AND ARTHUR L. ZAGAT | 256 | |
| The Epic Exploit of One Who Worked in the Dark and Alone, Behind the Enemy Lines, in the Great Last War. | |||
| THE READERS’ CORNER | ALL OF US | 276 | |
| A Meeting Place for Readers of Astounding Stories. | |||
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Issued monthly by Readers’ Guild, Inc., 80 Lafayette Street, New York, N. Y. W. M. Clayton, President; Francis P. Pace, Secretary. Entered as second-class matter December 7, 1929, at the Post Office at New York, N. Y., under Act of March 3, 1879. Title registered as a Trade Mark in the U. S. Patent Office. Member Newsstand Group. For advertising rates address The Newsstand Group, Inc., 80 Lafayette St., New York or The Wrigley Bldg., Chicago.