00884cam a2200253 4500 43636313 TxAuBib 20011020120000.0 ||||||s2001||||||||||||||||||||||||und|u 00066531 9781589520042 1589520041 TxAuBib Baysura, Kelly. Helicopters / Kelly Baysura. Vero Beach, FL : Rourke Book, 2001. 24 p : illus ; 19 cm. Flying machines Includes bibliographical references and index. Go inside helicopters to see how they work. Learn how we use these flying machines in war - and in everyday life. Helicopters Juvenile literature. Helicopters. Flying machines.