time of the hour with Mr. Edison. spots were frequent at that time, he at once attributed The ‘“kinetograph” is a machine consisting of a ticularly because of the possibilities it opened up. these effects to solar eruptions, and afterward, when elever combination of a photographic camera and the… … MICAL TELEPHONE valuable in the tempering of fine tools, and is abso- sounds were uttered. Exact synchronism between the WITH REFERENCE TO Fig. 2.—PLAN OF lutely necessary. It then becomes a matterof certainty sound-recording mechanism and the shutter-operating THE EARTH. MINE, and film-moving…
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