000 00745nam a2200205 4500
005 20201228163707.0
008 201228b xxu||||| |||| 00| 0 eng d
040 _cIIT Kanpur
041 _aeng
100 _aHilton, David A.
245 _aGround noise measurements during landing, take-off, and flyby operations of a four-engine turbopropeller stol airplane
_cDavid A. Hilton, Herbert R. Henderson and Domenic J. Maglieri
260 _aWashington D.C.
_bNational Aeronautics and Space Administration
_c1971
300 _a39p
440 _aNational Aeronautics and Space Administration (NASA)
505 _aNASA TN D-6486
650 _aMeasurement
700 _aHenderson, Herbert R.
700 _aMaglier,i Domenic J
942 _cREF
999 _c563720
_d563720