TY - BOOK AU - Prouty,Raymond W. TI - Helicopter performance, stability, and control SN - 0894644572 (alk. paper) AV - TL716 .P725 1990 U1 - 629.133 20 PY - 1990/// CY - Malabar, Fla. PB - R.E. Krieger Pub. Co. KW - Helicopters KW - Aerodynamics KW - Stability of helicopters N1 - Reprint, with corrections. Originally published: Boston : PWS Engineering, c1986; Includes bibliographical references (p. 709-724) and index ER -