Hawkins electrical guide ... : questions, answers & illustrations : a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications ; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833-1928 · New York : T. Audel & Co. · leaf 364
hestem of the car-bon holder bymeans of a setscrew, the stemprotecting thecable from dam-age while trim-ming the lampor replacing thecarbon. Theobject of thisplug in the topof the tube is toform a guide, bymeans of thecounter sunkhole in the pluginto whioh thestem of the car-bon holder en-ters,…
Electrical engineering
Internet Archive · Brigham Young University · Public Domain Mark 1.0. Free to use for anything.
