Beschreibung:

A fine early 19th Century lacquered brass Troughton pattern double-frame bridge pillar sextant indistinctly signed on the arc F. Wiggins & Co. and engraved on the back with the instrument number 1516, the frame with seven shades, mirrors and adjustable telescope mounting with stabilizer sliding bars, the index arm 9½in. (24.2cm.) radius with vernier, magnifier with shield, tangent-screw fine adjustment with clamp, the stand with folding tripod, one short and two long pillars supporting the axis for the adjustable counter weight, the sextant mounting with tangent-screw adjustment and two pins with knurled beep nuts arranged to locate with the mahogany frame handle, with four telescopes, two mercury jars and artificial horizon signed Berge, Late Ramsden , in fitted mahogany case -- 18in. (45.7cm.) wide