now so general, was conceived, if not realized, at about extra trouble involved, and the additional tax on the inder compound. We are assuming, of course, that pis- the same date. endurance of firemen and engineers, we repeat that ton valves are used throughout in both. Steam of 160 In 1868 Edison… … establishment at Orange, cool berth by comparison. Fig. l.-APPARATUS FOR, REGISTERING PIANO MUSIC BY THE PHONOGRAPH. where his shops for construc- Every rise in the pressure tion and experiment, greatly of steam has made the for- enlarged, now form a true industrial city. Edison has gines working…
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