00563cam a2200193 4500 622646610 TxAuBib ||||||s1967||||||||||||||||||||||||eng|u 67-018991 DLC TxAuBib Becker, Beril. Dreams and realities of the conquest of the skies. [1st ed. New York : Atheneum, 1967. viii, 276 p. : illus., ports. ; 24 cm. Bibliography: p. 265-267. Aeronautics History. TXHAP