Merchant, F. W. (Francis Walter), 1855-1937, Chant, Clarence Augustus, 1865-1956 · Toronto : Copp Clark · leaf 212
e tongues Fig. 236.-Flame pictures seen in the rotating i-i 7-, -.TTi mirror. A, when mirror is at rest; B, when Ul the same space, V. When name is at rest and mirror rotating ; C, when a ,1 , , tuning-fork is held before the mouthpiece; D, these two tones are sung same as C but an octave higher ;… … 202 QUALITY—VIBRATING FLAMES—BEATS
Physics
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