ABOUT BOOK

DARK MOON by CHARLES W. DIFFIN 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 by CAPTAIN S. P. MEEK Only Dr. Bird's Super-Scientific Sleuthing Stands in the Way of Ivan Sarnoff's Latest Attempt at Wholesale Destruction. THE EXILE OF TIME by RAY CUMMINGS 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 by HAL K. WELLS 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 by NAT SCHACHNER AND ARTHUR L. ZAGAT The Epic Exploit of One Who Worked in the Dark and Alone, Behind the Enemy Lines, in the Great Last War.