They called Secret Agent “X”, the Man of the Thousand Faces. Armed with his irresistible gas gun, wearing impenetrable disguises, “X” infiltrates the darkest corners of...

From coast to coast, from border to border, the United States of America is enmeshed in the most gigantic political conspiracy the world has ever known. The insane dictator...

Operating out of the supposedly haunted Montgomery Mansion, Secret Agent “X” ventures forth in a bewildering array of false identities to infiltrate the darkest...

You see him at PTA meetings, selling peanuts for Kiwanis, mowing his lawn. Michael Louden is your ever-so-average nice guy, your neighbor, your friend - except he wants to kill...

Adventure first appeared in November 1910. Quickly attracting top name authors, it soon became renowned for publishing the type of fiction its name implied. It grew into a...

At the heart of a vast international spy ring sat a devilishly cunning Master of Intrigue, spinning a plot intended to render the United States helpless against every foreign...

They called Secret Agent “X”, the Man of the Thousand Faces. Armed with his irresistible gas gun, wearing impenetrable disguises, “X” infiltrates the darkest corners of...

They called Secret Agent “X”, the Man of the Thousand Faces. Armed with his irresistible gas gun, wearing impenetrable disguises, “X” infiltrates the darkest corners of...

New England had fallen to the invaders without resistance, and the rest of America was stripped of defenses, trembling at the advance of the godless, soulless ravagers. Jimmy...

The Scarlet Baron, a shrewd criminal demagogue, had inflamed the American people to white-hot madness with his false promises of wealth for all! Great hosts of misguided men...