Atkinson, Philip. [from old catalog] · New York, The Century co. · leaf 216
s way, thoughlaboratory experiments have demonstrated the possibilityof constructing motors of this kind having very limitedenergy. CHAPTER IX. The Telegkaph and Telephone. Simple Telegraph Equipment.—The electric tele-graph, in its simplest form, consists of an electric circuitconnecting the… … Line Earth\ -gey T TOW 5s Sounder ^l! 11 Battery, 3 \Earth\ Fig. 83. which arbitrary signs representing written language areproduced. As batteries have already been fully described inChapter III, it is only necessary to remark that thegravity battery, there described, is the one in general usefor…
Electricity
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