Electricity experimentally and practically applied; a book for the beginner and for the practical man, principles, experiments, practical applications and problems (1910)
Ashe, Sydney Whitmore · New York, D. Van Nostrand company · leaf 229
g a filament takes about 15seconds. As the operator has thefour bottles working at different stagesof the process, the output is rapid. The glass bulbs as they come fromthe manufacturer have a round face towhich is attached a short neck in thefactory, forming what is termed a tabu-lated bulb, Fig.… … 208 EXPERIMENTAL ELECTRICITY
Electricity · Electrical engineering
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