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 458
ing built up out of several pieces forged to the approx-imate shape, and then welded together. Forge Fuels.—Several kinds of fuel, such as, charcoal, coal,coke, and gas are used for heating metal in welding. Perhaps 3,112 HAWKINS ELECTRICITY bituminous coal is mostly used, though for general work… … Fig. 4,484.—Fagoting. When a quantity of wrought iron in small pieces, such as scrap iron,turnings, etc., is welded up into a slab or billet, the operation is called fagoting. For this,a flat piece of iron, generally fagoted up of small pieces, is laid on a board and the piecesof scrap iron piled…
Electrical engineering
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