It is ture and wound upon the other arm of always ready for action, and does not in- the armature. The wire used is No. 34 volve the care of a battery. silk-covered wire, there being about 114 The line drawings presented herewith ounces of wire upon the armature, or are one-half the actual size… … net is secured in place in the casing. shaft and bearing against the plate, E, In the pole pieces, A A’, above the ears, The crank, C, by which the shaft, F_ is 6, are drilled and tapped turned, is screwed onto the holes, e, for receiving the end of the shaft through studs, f, by which the horse-…
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