Elementary treatise on physics experimental and applied for the use of colleges and schools (1890)
Ganot, A. (Adolphe), 1804-1887, Atkinson, E. (Edmund) · New York : W. Wood · leaf 286
they caused by any heating effect ; and it must be con-fessed that the phenomena require further elucidation ; they are of specialinterest as furnishing a possible clue to the solution of the problem of attrac-tion in general. 291. Phonograph. Craphophone—In the year 1877 Edison devised… … Fig. 277. -291] Edisons Phonograph. 269 This instrument is illustrated in fig. 278, and it consists generally of acylinder C, mounted on a horizontal axis AA, which can be rotated beneatha mouthpiece E, by means of a winch-handle M, the speed of rotation beingcontrolled by a fly-wheel attached to…
Physics
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