Sextant on counterweight stand by Spencer Browning & Co, London, circa 1860.
Serial number 4855.
Brass triple circle pattern frame, 6 inch radius. inlaid silver scale from 0° to 150° subdivided by 10 arcminutes.
Arc engraved: 4855 Spencer Browning & Co. London
Silver vernier to 10".
Sextant mounted on rare brass stand with two counterweights and adjustable feet. Height: 37 cm.
For a similar sextant stand see: W.F.J. Morzer Bruyns’, ‘Sextants at Greenwich’, Page 296.
NMM Greenwich, ID: NAV1129
Spencer Browning & Co. London.
Mathematical instrument maker and Opticians, 1840 – 1870.
Traded at 66 Wapping (1840), 111 Minories (1840-70), 6 Vine St. (1848-70) & 6 America Square (1852), London, England.
Succeeded by Browning & Co.
Antique ID Number (AIDN): SA1224690
Dateline of this antique is 1860
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