nd of extended discussions by the best experts, who at that time at the meetings not only of engi- were telegraph men, that the rail and neering societies supported by electri- the earth combined made a good return cians and the electric railway interests, for the current after it had passed but by… … costs as much, if not more, SECTIONAL VIEW OF THE LENOX AVENUE CONDUIT. than does the outgoing cir- cuit. This being the case, the it is now all but universally admitted double overhead trolley construction is actually cheaper than the single trolley. that so long as the earth is used as a part of…
Engineering
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