actly equal, a moment will arrive when the rubber, F, connection with the contact segments of the distri- second combination of keys is then depressed, and a buter, D. A rubber, F, keyed on the axis of the soft will pass over one of the two correcting contacts at the fresh line printed, and so on.… … corresponding to the keys experiments. In the first the Fig. 4.-THE RECEIVING APPARATUS. touched have been printed on transmitting and receiving in- the band of paper in the re- struments were placed side by ceiver, that band receives a slight movement in ad- side in a room at the Ministry of…
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