Azimuth Circle

Consists of flat brass ring, painted black with two cross pieces, the centre intersection of these carries a pin on which the circle was intended to rotate. Has two sights, one with rounded tip and carrying prism and dark shade. The other with open arch and sighting wire (missing) and reflector.

Object Details

ID: ACO0054
Type: Azimuth Circle
Display location: Not on display
Creator: Gilbert & Sons
Date made: 1820-1830; 1820-30
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 60 mm
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