00317nam a22001097a 4500040000900000082001800009100002400027245011200051260002700163300001000190521000700200  cNUST  a629.1343bHIT  aHitchens, Frank E.   aPropellor Aerodynamics :bThe History, Aerodynamics & Operation of Aircraft Propellers /cFrank E. Hitchens  aUK :bAndrews ;c2015.  a195p.  bHB