Liquid compass

Bowl- a brass bowl set on springs in a brass binnacle. Grey on outside with white interior it has an angled lubber bracket. There is a metal diameter across the base which supports the pivot. Expansion chamber at base.
Card- White with black markings graduated to eight points and quadrantally in degrees. Black domed float at centre.
Binnacle diameter 9.3" (23.8cm)

Object Details

ID: ACO0678
Type: Liquid compass
Display location: Not on display
Creator: Admiralty Compass Observatory
Date made: 1939
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 120 mm; Diameter: 306 mm
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