Gage, Alfred P. (Alfred Payson), 1836-1903 · Boston, London, Ginn · leaf 246
s, c and h. Illuminating-gas is introducedinto the compartment c, through the rubber tube n, and burnedat the orifice d. C D is a frame holding two mirrors, M, MANOMETRY FLAMES. 229 placed back to back, so that whichever side is turned towardthe flame there is a reflection of the flame. When the… … Pig. 183. Sing into the cone B (Kg. 183) the sound of oo in tool, andwaves of air will run down the tube and beat against themembrane a, causing it to vibrate. The membrane has im-pressed upon it a complex motion resembling the originalcompound vibration of the vocal chords or other soundingbody.…
Physics
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