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 172
less telegraphy, for it is well known that at onetime, by the application of the dispersion method, he succeeded inestablishing electrical communication between Castle Garden, NewYork City, and Governors Island situated in the harbor, at a distanceof about one mile. About the year 1866, Dolbear of… … t R R \JJL1
Electrical engineering
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