Technical Note


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Bulletin


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Effect of Climb Technique on Jet-transport Noise


Book Description

A theoretical investigation of jet-transport climb techniques was made to determine the effect of variations in engine thrust and airspeed on sound-pressure levels heard by a ground observer.




Science Progress


Book Description

Includes book reviews.




Building Science Abstracts


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Nature


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Geologisches Zentralblatt


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Anzeiger für Geologie, Petrographie, Paläontologie und verwandte Wissenschaften.




Bibliography of North American Geology


Book Description

1919/28 cumulation includes material previously issued in the 1919/20-1935/36 issues and also material not published separately for 1927/28. 1929/39 cumulation includes material previously issued in the 1929/30-1935/36 issues and also material for 1937-39 not published separately.