Cumming, Linnæus, b. 1843. [from old catalog] · New York, D. Van Nostrand · leaf 318
196. The Battery.—The battery most in use in thiscountry is some form of Daniells. They are fitted up in chap, v.] Electro- Magnetism and Dynamics. 299 troughs of about twenty cells, and will run for a considerabletime without further attention than filling up with water when
Electricity
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