Scientific American. May 15, 1880.| 307 him, and No. 5 is notified that No. 9 is ready, the pins of the vertical bars, Nos. 5 and 9, having been placed above chain, K, runs directly down to the truck timber. one and the same transverse bar, for instance, A, Nos. 5 and 9 are connected, and can… … (for example), desires to be connected with No. 88, group C,” quires no battery, as the currents-for transmission of sounds are generated by the instrument, and it is provided with a Figs. 4, 5—THE SIGNALING APPARATUS, charge of this group notifies No. 88, and then connects him peculiarly arranged…
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