[Bubier], Edward Trevert, 1858- [from old catalog] · Lynn, Mass., Bubier pub. co. · leaf 91
* * ® 0 r 1 J 1 (P ^ the yoke suitably insulated with hard rubber wash-ers and bushings r and s. Three pieces only areused to form the brush holder, — an outside part /, RECENT APPLICATIONS. bv … and inside part tc, and the screw v. When the screwis tightened the brush w (of leaf copper), and studg is tightly clamped. The brass ears x into whichthe flexible cables are soldered, are opened to thecentre hole to allow easy removal. 90 ELECTRICITY AND ITS i I -2A <JL C fb
Electricity
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