Experimental work in progress at National Physical Laboratory, Royal Aircraft Establishment and Air Defence Experimental Establishment, directed to this end. Before Sec G of Brit Assn Sept 8 1933. (See also - n 3537 Oct 27 1933 p 475-7)
Reduction of aircraft noise
Engineering
Engineering ; 136 , n 3538 ; p 503-504
1933
2 pages
Aufsatz (Zeitschrift)
Englisch
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