Elementary treatise on physics experimental and applied for the use of colleges and schools (1890)
Ganot, A. (Adolphe), 1804-1887, Atkinson, E. (Edmund) · New York : W. Wood · leaf 683
entricrings, one of which, attached to the case itself, moves about the axis xd whichplays m the outer ring AB, and this moves in the supports PQ, about theaxis w;/, at right angles to the first. In the bottom of the box is a pivot, on which is placed by means of anagate cap, a magnetic bar, ab,… … Fig. 636. 66: On Alagnetism. [697- rhiimbs of the wind, the demi-rhumbs, and the quarters. The branch endingin a small star, and called N, corresponds to the bar ab, which is underneaththe disc. The compass is placed near the stem of the vessel in the binnacle.Knowing the direction of the compass…
Physics
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