Francis Van Wyck Mason

Revak is an Iberian prince from Penda, a small island where the Carthagian fleet ransacked and enslaved the surviving native men, including him. After an eventful passage aboard a galley, Revak becomes an elephant driver in Carthage city, and could become the favorite of mighty women, but has only one thirst: bloody revenge, at all cost, so the barbarian makes common cause with the attacking Romans, Carthage's historical enemy and rival for Mediterranean hegemony, scorning love...

Two American-army officers are working on a new type of machine-gun for anti-aircraft warfare, when one of them is murdered. The other vows to get the spies that are after the invention and avenge his friend's death.