Book cover for "Yankee Doodle Gals" by Amy Nathan. One of several book signing events held at the National Air and Space Museum. "Yankee Doodle Gals" includes personal accounts from the first women to fly U.S. military aircraft—the Women Airforce Service Pilots (WASPs) of World War II. Although these pioneers were never allowed to fly in combat, they did fly in many essential wartime missions. Published by National Geographic Children's Books.