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Details
AN EARLY 19TH CENTURY 9½IN. RADIUS VERNIER OCTANT PROBABLY BY J. HUGHES
the ebony 'Pi' frame with inset ivory scale divided 2½°- 0°- 107½°, vernier wtih clamp and fine screw adjustment, black painted index arm, threaded sighting tube holder with swivel pin-hole sight, six hades, two mirrors, rose wood handle and brass pin feet, contained within fitted keystone box with sighting tubes, original maker's/trade label for J. HUGHES inside lid, lock and securing hooks -- 13in. (33cm.) wide
See illustration (trade label)
the ebony 'Pi' frame with inset ivory scale divided 2½°- 0°- 107½°, vernier wtih clamp and fine screw adjustment, black painted index arm, threaded sighting tube holder with swivel pin-hole sight, six hades, two mirrors, rose wood handle and brass pin feet, contained within fitted keystone box with sighting tubes, original maker's/trade label for J. HUGHES inside lid, lock and securing hooks -- 13in. (33cm.) wide
See illustration (trade label)
Special notice
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.