Azimuth Circle

Brass ring with two hinged sights mounted on curved supports. Fore sight contains hinged celestial reflector and prism. Back sight contains two shades. Sighting threads from both sights missing.

Object Details

ID: ACO0057
Type: Azimuth Circle
Display location: Not on display
Creator: Unknown
Vessels: Inflexible (1876)
Date made: 1818 ?
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 50 mm; Diameter: 224 mm
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