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  ASTOUNDING

  STORIES

  20c

  _On Sale the First Thursday of Each Month_

  W. M. CLAYTON, Publisher HARRY BATES, Editor DOUGLAS M. DOLD, Consulting Editor

  The Clayton Standard on a Magazine Guarantees

  _That_ the stories therein are clean, interesting, vivid, by leading writers of the day and purchased under conditions approved by the Authors' League of America;

  _That_ such magazines are manufactured in Union shops by American workmen;

  _That_ each newsdealer and agent is insured a fair profit;

  _That_ an intelligent censorship guards their advertising pages.

  _The other Clayton magazines are:_

  ACE-HIGH MAGAZINE, RANCH ROMANCES, COWBOY STORIES, CLUES, FIVE-NOVELSMONTHLY, ALL STAR DETECTIVE STORIES, RANGELAND LOVE STORY MAGAZINE,WESTERN ADVENTURES, and WESTERN LOVE STORIES.

  _More than Two Million Copies Required to Supply the Monthly Demandfor Clayton Magazines._

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  VOL. VI, No. 1 CONTENTS APRIL, 1931

  COVER DESIGN H. W. WESSO _Painted in Water-Colors from a Scene in "Monsters of Mars."_

  MONSTERS OF MARS EDMOND HAMILTON 4 _Three Martian-Duped Earth-Men Swing Open the Gates of Space That for So Long Had Barred the Greedy Hordes of the Red Planet._ (A Complete Novelette.)

  THE EXILE OF TIME RAY CUMMINGS 26 _From Somewhere Out of Time Come a Swarm of Robots Who Inflict on New York the Awful Vengeance of the Diabolical Cripple Tugh._ (Beginning a Four-Part Novel.)

  HELL'S DIMENSION TOM CURRY 51 _Professor Lambert Deliberately Ventures into a Vibrational Dimension to Join His Fiancee in Its Magnetic Torture-Fields._

  THE WORLD BEHIND THE MOON PAUL ERNST 64 _Two Intrepid Earth-Men Fight It Out with the Horrific Monsters of Zeud's Frightful Jungles._

  FOUR MILES WITHIN ANTHONY GILMORE 76 _Far Down into the Earth Goes a Gleaming Metal Sphere Whose Passengers Are Deadly Enemies._ (A Complete Novelette.)

  THE LAKE OF LIGHT JACK WILLIAMSON 100 _In the Frozen Wastes at the Bottom of the World Two Explorers Find a Strange Pool of White Fire--and Have a Strange Adventure._

  THE GHOST WORLD SEWELL PEASLEE WRIGHT 118 _Commander John Hanson Records Another of His Thrilling Interplanetary Adventures with the Special Patrol Service._

  THE READERS' CORNER ALL OF US 134 _A Meeting Place for Readers of Astounding Stories._

  Single Copies, 20 Cents (In Canada, 25 Cents) Yearly Subscription,$2.00

  Issued monthly by Readers' Guild, Inc., 80 Lafayette Street, New York,N. Y. W. M. Clayton, President; Francis P. Pace, Secretary. Entered assecond-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 inthe U. S. Patent Office. Member Newsstand Group--Men's List. Foradvertising rates address E. R. Crowe & Co., Inc., 25 Vanderbilt Ave.,New York; or 225 North Michigan Ave., Chicago.

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