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細節
AN EARLY 19TH CENTURY 9½IN. RADIUS EBONY, BRASS AND IVORY VERNIER OCTANT BY SPENCER, BROWNING & CO.
the 'T' frame with inset scale divided 2½°- 0°- 112½° on Ramsdens engine and inscribed with the 'SBR' mark, makers plate inscribed Spencer. Browning & Co London., index arm with clamp and fine screw adjustment, three shades and brass pin feet (lacks pin hole sights and horizon mirror), contained within a fitted stepped keystone box with trade label for Samuel Thaxter, Boston -- 13in. (33cm.)
See illustration
the 'T' frame with inset scale divided 2½°- 0°- 112½° on Ramsdens engine and inscribed with the 'SBR' mark, makers plate inscribed Spencer. Browning & Co London., index arm with clamp and fine screw adjustment, three shades and brass pin feet (lacks pin hole sights and horizon mirror), contained within a fitted stepped keystone box with trade label for Samuel Thaxter, Boston -- 13in. (33cm.)
See illustration
注意事項
No VAT will be charged on the hammer price, but VAT at 17.5% will be added to the buyer's premium which is invoiced on a VAT inclusive basis