They don’t call him Caution Jones for nothing. An ace pilot, ever since his barnstorming father was killed in an air stunt, Jones has stuck strictly to business—as the...

Wrongfully accused, Spar has been condemned to suffer the brutality of the guards and the conditions on Devil’s Island. But they haven’t broken his will, and now, escaping, he...

There’s not a dare Smoke Burnham won’t take, and there’s not a wager he won’t make. Now he’s betting his life that he can fly his plane, Super Comet—with his pet...

The end is near! The Voltarian terrorists have won! Earth is history! But don’t believe everything you read. Or hear. Or see. Because the road to victory is paved with bad...

The Voltarian invaders are getting down and dirty ... in the deadliest of games. The price: Planet Earth. Voltarian Royal Officer Jettero Heller has heart, nerve and a quick mind...

Captain Gordon lives like he flies—by the seat of his pants, taking on any job and all comers. Now he’s bound for the forbidding mountains along the shores of the Arabian...

It’s 1806. A young republic just three decades old—the United States of America—is about to make a great push westward, across the Mississippi, into a wild, beautiful, and...

Penniless, homeless and virtually lifeless, the vagrant “Doughface” Jack is about to discover that where medical marvels meet the mysteries of the human mind, amazing things...

American Ann Halliday is as fiery as the Sahara sun. And now she’s feeling some real heat, as the prize captive of the Berber leader Abd el Malek also known as “The Killer.”...

Embittered by past failures and broken dreams, American fighter pilot David Duane believes in but one cause—his own. Europe is at war, and he’ll fight it for a price, selling...