Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 533
faster, according to the desired pitch, by raising or lowering the tuningspring. With the free reed, the tonpue does not strike, but is carefully fitted so that it vibrates inthe opening on the face of the eschallott. Reed stops produce imitations of the clarionet, oboe, 510 ORGANS, PIPE. trumpet,… … The diameter of a pipe affects the quality of tone, as does also the height of its mouth. The lengthof the pipe is doubled for every 13 pipes, giving 13 chromatic tones as in the complete octave. Thediameter is doubled every 17 pipes. The pipes vary in length from 32 ft. to three-fourths of an…
Mechanical engineering -- Dictionaries
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