Liquid compass card - aircraft

Liquid compass card. Mica, painted black with white markings, graduated to 360 degs. At centre is a high-domed aluminium float, having inverted pivot point in base. Two heavy magnets of circular section mounted below card either side of float.

Object Details

ID: ACO0236
Type: Liquid compass card - aircraft
Display location: Not on display
Creator: Unknown
Date made: 1918
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 55 mm; Diameter: 110 mm
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