Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 445
and important instruments now employed for testing the presence of the slightestpropagations as well as intensity of electricity in motion; for in passing several hundred times about theneedle, both above it and beneath it in the returning convolutions of the wire, its influence becomes… … of which, C and D, are extended downwards to the binding screws, A B, which are used for receivingand confining the ends of the conducting wires connected with the galvanic battery, or other bodies sub-jected to electrical excitation. In using the galvanometer to measure the intensity of the…
Mechanical engineering
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