.jpg?w=1)
細節
An 18th-Century French brass graphometer,
signed Canivet a la Sphere AParis, the glazed compass with half-blued steel needle, eight-point windrose and raised circumference scale, with engraved and scroll-shaped supports within the 8¾-inch dia. semi-circle with 0-180° scales in each direction and twin sights, the alidade with twin sights and verniers, with a ball and socket joint and butterfly nut from a staff mounting on the reverse, and turned mahogany display stand
signed Canivet a la Sphere AParis, the glazed compass with half-blued steel needle, eight-point windrose and raised circumference scale, with engraved and scroll-shaped supports within the 8¾-inch dia. semi-circle with 0-180° scales in each direction and twin sights, the alidade with twin sights and verniers, with a ball and socket joint and butterfly nut from a staff mounting on the reverse, and turned mahogany display stand
注意事項
VAT rate of 5% is payable on hammer price plus buyer's premium.