[Bubier], Edward Trevert, 1858- [from old catalog] · Lynn, Mass., Bubier pub. co. · leaf 228
peed and current is governed by a Rheostat,which is an apparatus made up of mica and sheetiron, and is used to throw a variable resistance intoa circuit at will. In the construction of the electric motor forcar propulsion the motor acts simply for the trans-formation of electrical energy with… … \ \
Electricity
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