Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 412
ibre, and the edge of thitiny magnet can be observed peeping from behinithe mirror. The two ends of the galvanometewire, T and T, are carried down to the stand 01which the instrument rests, and connected to thebinding screws, A and B (see Fig. 3), and to whiclother wires may be attached. Fig. 3… … FIG. 4. THE LEVER. row, 1, to the lens in the galvanometer, as pre-jusly described, and then is reflected back by the1 irror, as the other arrow and line indicate, mak-g a bright spot upon the scale, N. S and T areagnets, used to control the one on the back of theirror.The positive and negative…
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