A brass ‘Bell Pattern No. 1’ sextant Heath and Company Limited, London, late 19th century The elaborate bell-pierced frame with pivoted arm mounted with mirror opposing hinged magnification lens over aperture for reading the silver inset brass Vernier scale signed Heath & Co. Ltd., Crayford. London, and engraved with owner’s name E.W. Sinclair. R.N., with two sets of hinged filters, brass sighting tube and wooden grip to rear of frame, the fitted mahogany box with various accessories and paper test certificate inscribed National Physical Laboratory, KEW OBSERVATORY… dated April 1904 applied to a maker’s card to the interior of lid, the exterior with shaped brass name plate engraved E.W. Sinclair R.N. to top and ivorine plaque inscribed “BELL” PATTERN, No. 1, SEXTANT over recessed carrying handle to right hand side, the box 28cm (11ins) wide. The firm of Heath and Company was founded in 1845 by George Heath in Erith, Kent. He specialised in supplying instruments to the maritime trade as was succeeded by his sons Frederick Thomas and George William on his death in 1872. By 1900 the firm had expanded to become one of the most prolific manufacturers of nautical and surveying instruments and had adopted the 'Hezzanith' trade name; in 1926 the business was amalgamated with W.F. Stanley of London.
A brass ‘Bell Pattern No. 1’ sextant Heath and Company Limited, London, late 19th century The elaborate bell-pierced frame with pivoted arm mounted with mirror opposing hinged magnification lens over aperture for reading the silver inset brass Vernier scale signed Heath & Co. Ltd., Crayford. London, and engraved with owner’s name E.W. Sinclair. R.N., with two sets of hinged filters, brass sighting tube and wooden grip to rear of frame, the fitted mahogany box with various accessories and paper test certificate inscribed National Physical Laboratory, KEW OBSERVATORY… dated April 1904 applied to a maker’s card to the interior of lid, the exterior with shaped brass name plate engraved E.W. Sinclair R.N. to top and ivorine plaque inscribed “BELL” PATTERN, No. 1, SEXTANT over recessed carrying handle to right hand side, the box 28cm (11ins) wide. The firm of Heath and Company was founded in 1845 by George Heath in Erith, Kent. He specialised in supplying instruments to the maritime trade as was succeeded by his sons Frederick Thomas and George William on his death in 1872. By 1900 the firm had expanded to become one of the most prolific manufacturers of nautical and surveying instruments and had adopted the 'Hezzanith' trade name; in 1926 the business was amalgamated with W.F. Stanley of London.
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