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A 9 inch radius vernier 'Hezzanith' sextant by Heath navigational Ltd, London:, the black crackle finish three circle frame with brass arc calibrated to 125 degrees and signed as per title, sighting tube, mirrors and shades, in a fitted mahogany case with calibration certificate for '9th May 1963'.
A 19th century 8 inch radius vernier sextant by George Noel:, the lacquered brass tulip frame with silvered arc calibrated to 150 degrees, vernier arm with magnifier signed as per title, fitted mirrors and shades and contained in a fitted case with sighting tubes and accessories, old retailer's labels to the underside of lid, the uppermost label for Henry Hughes & Son, London.
A 9 inch radius vernier sextant by H Hughes & Sons Ltd, London:, number 18833, grey matt finish with silvered arc calibrated to 150 degrees, signed to arc as per title and stamped with MOD arrow, fitted shades and mirrors with two sighting tubes in a fitted case with accessories, calibration date 21st February 1947.
Ø A RARE 12IN. RADIUS VERNIER SEXTANT BY THOMAS LORKIN, LONDON, CIRCA 1810, the ebony 'Y' frame with inset ivory plates (one missing) and scale divided to 135º, braced brass index arm signed and inscribed Thos. Lorkin, 89 New Crane, Wapping, London, threaded telescope holder with swivelling pinhole sight, seven shades, two mirrors and pin feet (one missing), contained in original keystone box with loose sighting tube (old wear) -- 16in. (40.5cm.) wide, Thomas Lorkin worked between 1789-1834, but was at this address between 1805 and 1816. The frame seems dated for this period and was perhaps older stock which was signed later.
A 7IN. RADIUS DOUBLE-FRAMED SEXTANT BY J.B. DANCER, MANCHESTER, CIRCA 1850, lacquered brass frame signed on the arc as per title, silvered scale divided to 155º, braced index arm with magnifier, seven shades, two mirrors and wooden handle, contained in fitted keystone box of issue with four sighting tubes, maker's label inside lid and loose correction certificate dated 1923 -- 12in. (30.5cm.) wide,
A MID-19TH CENTURY 8IN. RADIUS DOUBLE-FRAMED SEXTANT WITH PLATINUM SCALE BY TROUGHTON & SIMMS, LONDON, signed on the arc as per title and inscribed and numbered 'Platina 2507' at centre, scale divided to 150º, oxidised brass frame with quick-release sighting tubes, shades, mirrors and wooden handle, contained in fitted box with 'Husun' test certificate for 1949 and retailer's label for John Parkes & Sons Nautical & Scientific Instruments, Liverpool -- 11¾in. (30cm.) wide; together with a large boxwood rolling protractor by Cary, London, bearing R.G.S. prize inscription from H.M.S. Worcester for 1916, contained in fitted case -- 19in. (48cm.) wide, (2)
A 6¼IN. VERNIER SEXTANT BY CRICHTON & SON, LONDON, CIRCA 1860, with oxidised brass ladder frame, polished arc signed as per title, inscribed for owner W.H.W. Grove, R.N. and numbered '4400', silvered scale divided to 150º, vernier with magnifier, sighting tube with rack-and-pinion adjustment, seven shades, two mirrors, wooden handle and pin feet, contained in fitted keystone box of issue with accessories and trade label for 'T.S. & J.D. Negus' inside lid -- 12in. (30.5cm.) wide,
A 7¼IN. RADIUS VERNIER SEXTANT BY J.E. WILLIAMS, BRISTOL, CIRCA 1870, with polished ladder frame, arc signed as per title and inscribed Broad Quay, silver scale divided to 150º, braced index arm with vernier, clamp and magnifier, threaded sighting tube port, seven shades, two mirrors and wooden handle, contained in fitted keystone case with three tubes and retailer's label inside lid for 'Edwin Langford, Bristol' -- 13in. (33cm.) wide,
Ø A 19TH CENTURY DRUM SEXTANT BY STANLEY, LONDON, constructed in oxidised brass with detachable telescope support, the cover inscribed CUV BELLAMY. RE -- 3in. (8cm.) diam.; together with a pierced ivory compass sundial compendium with curved bar thermometer contained within base of leather case, unsigned, (2)
A DRUM SEXTANT BY BAKER, LONDON, CIRCA 1880, constructed in lacquered brass of typical form, signed as per title above the scale and inscribed 24 High Holborn London, contained in fitted leather case with detachable sighting tube -- 4in (10cm.) overall; together with a modern copy version with faux marks for 'Henry Barrow & Co' and the 'EIC', (2)
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