Ebony Octant, with brass sliding index arm, bone scale divided 0-105, vernier scale indexed 0-20, thumb-screw adjustment and lock, brass sighting pinnula, mirror, shades, maker's plaque marked "G. HEATH, LONDON/H. DURER NEW YORK," dia. 12 in.
Auctioneer:
Skinner
Date:
2012-08-11
Ebony Octant Lamp, the 10-inch radius vernier octant with bone scale, index arm, pinhole sight, and three shades now fixed to a lamp base, total Read more…
Auctioneer:
Skinner
Date:
2008-07-17
18th Century Ebony Octant, possibly South Carolina, 16-in. ebony frame with brass index arm engraved "William Goff/Geo Sonns 1782/ So. Carol." horizon mirror, sunshades, pinnula, Read more…
Auctioneer:
Skinner
Date:
2017-10-27
H. Edgworth 16 1/2-inch Ebony Octant, Bristol, England, mid 18th century, the brass and ebony arm with engraved decoration, bone vernier and thumbscrew adjustment, scale Read more…
Auctioneer:
Skinner
Date:
2011-07-16
10-inch Ebony Octant, 19th century, engraved bone scale reading 0-105, brass index arm with thumbscrew lock down, and vernier scale from 0-20, brass sighting scope, Read more…
Auctioneer:
Skinner
Date:
2017-11-15
Spencer, Browning & Rust 12-inch Ebony Octant, London, 19th century, engraved bone scale reading from 0-95 with initials 'SBR' in the center, brass index arm, Read more…
Auctioneer:
Skinner
Date:
2017-11-15
D. Eggert & Son Ebony Octant, New York, 19th century, engraved ivory scale reading 0-105, brass index arm with thumbscrew lock down, vernier from 0-20, Read more…
Auctioneer:
Skinner
Date:
2017-10-27
James Imray 10-inch Ebony Octant, H. Duren, New York, 19th century, engraved ivory scale reading 0-100, brass index arm with thumbscrew lock down, vernier from Read more…
Auctioneer:
Skinner
Date:
2016-10-28
E. & G.W. Blunt 11-inch Ebony Octant, New York, 19th century, engraved ivory scale reading 0-110, brass index arm with thumbscrew lock down, vernier from Read more…
Auctioneer:
Skinner
Date:
2016-06-01
James Imray 10-inch Ebony Octant, H. Duren, New York, 19th century, engraved ivory scale reading 0-100, brass index arm with thumbscrew lock down, vernier from Read more…
Auctioneer:
Skinner
Date:
2016-06-01
15-inch Ebony Octant, 19th century, with ivory scale calibrated 0-90, brass index arm, locking thumbscrew, and ivory vernier reading 0-20, sighting pinnula, mirror magnifier, sun Read more…
Auctioneer:
Skinner
Date:
2016-06-01
