Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 499
oles h on each side at everythird yoke about 15 feet centres, the other half showing the intermediate con-struction. Details of hand hole are shown in Figs. 113G, 1137, and 1138.32 482 ENGINEERING DRAWING. There are two copper-wire conductors supported and well insulated beneatheach hand hole,… … Fig. 1134. Fig. 1133. Under the main body of the car is a thin, broad plough (Figs. 1139 and1140), side and front elevation, that passes through the slot between the railswith wires (as shown in figures) leading to the trolley, which is brought incontact with the conductor by making connections…
Mechanical drawing
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