Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 472
t pole, and so onall around the circle, the current reversing anda new wave being generated as each pole ispassed; so that the waves follow each otherwith great rapidity. the arc-light. connected with the lower brass rod, as shown One of the commonest uses of the electric by the arrows. When this…
Children's literature
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