The World Behind the Moon by Paul Ernst

ASTOUNDING

STORIES

20¢

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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 Fiancée 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.