18th Oct, 2019 12:00
Fine Photographica & Instruments of Science & Medicine
An American Surveyor’s Compass
late 18th century, engraved ‘C. M.’ to side and dated ‘1790’ to underside, wooden body of circumferentor, with engraved graduated brass scale 0-90-0, steel compass needle with brass support behind glass window, brass alidade unscrews and fits to side when not in use, staff cocket below, width 29cm.
Sold for £480
Result plus buyers premium
late 18th century, engraved ‘C. M.’ to side and dated ‘1790’ to underside, wooden body of circumferentor, with engraved graduated brass scale 0-90-0, steel compass needle with brass support behind glass window, brass alidade unscrews and fits to side when not in use, staff cocket below, width 29cm.
Auction: Fine Photographica & Instruments of Science & Medicine, 18th Oct, 2019
