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.
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Object Details
ID: | ACO0236 |
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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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