The Aviator's Handbook

From the publisher's website: Take to the thrilling wild blue yonder of yesteryear in this aviation handbook for Dime Heroes. It provides new character backgrounds, enhanced 1PG Companion rules for aerial combat and maneuvers, and a new serial, "Menace from the Stratosphere." Prowl the skies of France during The Great War or smash aerial villains as a masked vigilante pilot - the choice is yours!