Spencer Browning & Co. 10-inch Sextant and an L. Casella Altazimuth

Description:

Spencer Browning & Co. 10-inch Sextant and an L. Casella Altazimuth, London, England, the pierced frame sextant with a silvered boss marked George Davidson Spirit Horizon Philadelphia, Pa. U.S. 1865, horizon mirror, index arm with magnifier, silvered scale from 0-120 and engraved as above and U.S. Navy 30I83, multiple lenses, all housed in a fitted pine box with shipping labels and marked on underside of lid Paris Exposition 1865, Group 2 Class 12, No 63 George Davidson U.S. Coast Guard Survey Philadelphia Pa U.S.; the pocket Altazimuth engraved on the dial L Casella Maker to the Admiralty & Ordnance London 144, with a brass two-draw lens.
Estimate $1,000-1,500


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