Resume of research work conducted by aeronautic branch of Department of Commerce at Bureau of Standards dealing with methods of measuring sound, propeller noise, engine noise and muffling, soundproofing of cabin, etc.
Reduction of airplane noise
U. S. Dept. Commerce -- Aeronautics Bul
1930
21 pages
4 Figs.
Report
Englisch
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Airplane Noise: Dimensions and Means of Noise Reduction
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|Noise Reduction Studies for the OV-1 Airplane
NTIS | 1975
|Noise Reduction Studies for the U-10 Airplane
NTIS | 1975
|Noise reduction studies for the OV-1 airplane
NTRS | 1975
|