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 437
distribution curve or illumination table for the unitconsidered is about as indicated in the table on page 2,529. Thesedata are deduced from tests reported by Messrs. Lansing and Rolphbefore the Illuminating Engineering Society. 2,528 HAWKINS ELECTRICITY Rapid Method of Calculating Illumination.—A…
Electrical engineering
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