Title: World's fastest helicopters
Description: Discusses the history and development of some of the world's fastest helicopters, describing the specific features and specifications of such aircraft as the SA 360 Dauphin, Boeing-Sikorsky RAH-66 Comanche, AH-64 Apache, and V-22 Osprey.
Subjects: Helicopters, Military helicopters, Juvenile literature, Helicopters, juvenile literature, Airplanes, military, juvenile literature, Airplanes, military