Object Record

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Object Name Compass
Catalog Number M1989.10.2a
Description Surveyor's compass, or circumferentor, of brass, 7" diameter with removable cover plate, tripod mounting screw, and longitudinal arms, 4 3/4" long, for sighting vanes (not included). Compass face is engraved with the cardinal and intercardinal headings as well as 10-degree subdivision of each quadrant. Maker's mark engraved on face: "C. Lincoln, London." Cover glass is shattered; needle is bent. Said to have been used "to lay out the town of Ellicott City." Received from MHS 6 Sep 1989.

Was on loan to National Building Museum 8/2004-1-2013
Date 1800
Dimensions Dia-7 inches