STORIES OF SUPER-SCIENCE

20¢

On Sale the First Thursday of Each Month W. M. CLAYTON, Publisher HARRY BATES, Editor DR. 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-NOVELS MONTHLY, ALL STAR DETECTIVE STORIES, RANGELAND LOVE STORY MAGAZINE, WESTERN ADVENTURES, and FOREST AND STREAM.

More than Two Million Copies Required to Supply the Monthly Demand for Clayton Magazines.

VOL. III, No. 3CONTENTSSEPTEMBER, 1930

COVER DESIGNPainted in Water-Colors from a Scene in "Marooned Under the Sea."H. W. WESSOLOWSKI

A PROBLEM IN COMMUNICATIONMILES J. BREUER, M.D.293

The Delivery of His Country into the Clutches of a Merciless, Ultra-Modern Religion Can Be Prevented Only by Dr. Hagstrom's Deciphering an Extraordinary Code.

JETTA OF THE LOWLANDSRAY CUMMINGS310

Fantastic and Sinister Are the Lowlands into Which Philip Grant Descends on His Dangerous Assignment. (Beginning a Three-Part Novel.)

THE TERRIBLE TENTACLES, OF L-472SEWELL PEASLEE WRIGHT332

Commander John Hanson of the Special Patrol Service Records Another of His Thrilling Interplanetary Assignments.

MAROONED UNDER THE SEAPAUL ERNST346

Three Men Stick Out a Strange and Desperate Adventure Among the Incredible Monsters of the Dark Sea Floor.

THE MURDER MACHINEHUGH B. CAVE377

Four Lives Lay Helpless Before the Murder Machine, the Uncanny Device by Which Hypnotic Thought Waves Are Filtered Through Men's Minds to Mold Them Into Murdering Tools.

THE ATTACK FROM SPACECAPTAIN S. P. MEEK390

From a Far World Came Monstrous Invaders Who Were All the More Terrifying Because Invisible.

EARTH, THE MARAUDERARTHUR J. BURKS408

Martian Fire-Balls and the Terrific Moon-Cubes Wreak Tremendous Destruction on Helpless Earth in the Final Death Struggle of the Warring Worlds. (Conclusion.)

THE READERS' CORNERALL OF US423

A Meeting Place for Readers of Astounding Stories.

Single Copies, 20 Cents (In Canada, 25 Cents)

Yearly Subscription, $2.00

Issued monthly by Publishers' Fiscal Corporation, 80 Lafayette St., New York, N. Y. W. M. Clayton, President: Nathan Goldmann, 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—Men's List. For advertising rates address E. R. Crowe & Co., Inc., 25 Vanderbilt Ave., New York; or 225 North Michigan Ave., Chicago.

I saw the famous Science Temple with its constant stream of worshippers.