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 357
carbon being 12 incheslong, the lower, 63^ inches long, the maximum diameter .52 inch, and the minimum diam-eter .505. The upper carbon of one trim can be used for the lower carbon of the next,from which it will be noted that only one 12-inch carbon is required for each trim. Onecarbon must be… … SHUNTCOIL ua I < ADJUSTINGWEIGHT
Electrical engineering
Internet Archive · Brigham Young University · Public Domain Mark 1.0. Free to use for anything.
