The Marine room of the Peabody museum of Salem (1921)
Robinson, John, 1846-1925 comp, Peabody Museum of Salem · Salem, Mass., Peabody museum · leaf 190
i to 5>^ feetused on Salem ships Carolina Augusta and Formosa, withtwenty-four 56 pound weights, for weighing pepper on theSumatra coast, used early to middle nineteenth century. 96 … DAVIS QUADRANTSAt left, old form with solid shade vane, about 1750; at right, later form with convex glass in shade vane, dated 1768. Sextants. The Sextant was suggested by Captain Campbell, H. B. M.Navy, in 1757, in order to measure greater angles than waspossible with the Quadrant (Octant). The…
Naval art and science · Ships
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