16-Inch Radius Mahogany Quadrant by Joseph Gaitskill, London, with bone scale marked 0-95, brass index arm engraved with a swan and floral scrolls, bone vernier marked 0-20, inset name plate engraved Made by Jos (h) Gaitskill, Wappin London , peep sight, horizon mirror, sun shades and brass feet. No significant condition issues, brass in old surface.
Auctioneer:
Skinner
Date:
2009-07-25
12-inch Radius Mahogany Octant by Spencer, Barrett & Co., London, with bone scale divided 0-105 , brass index arm with vernier and clamp, pinhole sight, Read more…
Auctioneer:
Skinner
Date:
2008-08-23
17-inch Radius Mahogany Octant by George Adams, Fleet Street, London, with bone scale calibrated 0-90, index arm with brass read-out, locking thumb screw and bone Read more…
Auctioneer:
Skinner
Date:
2009-07-25
17-inch Radius Mahogany Octant by J. Gilbert, London, with boxwood scale divided 0-90 , sliding index arm with brass read-out, clamp and bone vernier (chipped) Read more…
Auctioneer:
Skinner
Date:
2008-08-23
11-inch Radius Mahogany Octant by W.F. Cannon, London, with bone scale divided 0-100º , brass index arm with bone vernier, tangent-screw and clamp, pinhole sight, Read more…
Auctioneer:
Skinner
Date:
2008-08-23
10-inch Radius Ebony Octant by Spencer & Company, London, with bone maker's plaque marked Spencer & Co. London , scale calibrated 0-105, brass index arm Read more…
Auctioneer:
Skinner
Date:
2010-11-20
Rare Surveyor's Quadrant by John Kennard, with 4 1/2-inch compass card with credit T S Bowles, Portsmouth, N.H. in ribband around central Tudor rose medallion, Read more…
Auctioneer:
Skinner
Date:
2005-05-03
Oak Quadrant by T.R. Hoyt, dated 1876, with 4 1/2-inch radius quarter-circle , plummet and paper label T.R. Hoyt Manufacturer of Hoyt's Premium Caliper Rules, Read more…
Auctioneer:
Skinner
Date:
2005-05-03
17-inch Radius Mahogany Vernier Octant by William Holliwell, with bone scale divided 95-0 , brass index arm with vernier (missing clamp), mirror, filters and pinhole Read more…
Auctioneer:
Skinner
Date:
2007-03-24
Mahogany 17-inch Radius Vernier Octant by Nairne & Blunt, London, with boxwood scale divided 0-95 , index arm with bone vernier 0-20 and brass carrier Read more…
Auctioneer:
Skinner
Date:
2005-05-03
10-inch Radius Ebony Octant by Spencer Browning & Company, London, with brass sliding index arm, bone scale divided 0-105, vernier scale indexed 0-20, thumb screw Read more…
Auctioneer:
Skinner
Date:
2009-07-25
