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Arithmetic of electricity; (1903)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · New York, N. W. Henley & co. · leaf 67
Six cells in series. … Six cells—two in parallel, three in series.Electricity
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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