Liquid compass - aircraft

Liquid compass
Bowl: Black painted white metal, filler plug on side and expansion chamber fitted to base. Mounted in a brass gimbal ring which is attached at the two pivot points to metal brackets. Inside of bowl painted white, lubber line extends from verge glass to base of bowl.
Card: White painted mica? ring with black markings, graduated to points and to 360 degrees on inner side of ring, attached to float by a metal frame.
Needle: Two magnetic needles attached to card by the metal frame mentioned above.
Pivot: Unsighted, assumed to be of inverted pivot type.
On ACO wooden stand Diameter; 6.35" (16.2cm) O.A. Height 5.5" (14.0cm0

Object Details

ID: ACO0218
Type: Liquid compass - aircraft
Display location: Not on display
Creator: Clift, E. H.; Henry Hughes & Son Limited
Date made: 1912-1913
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 140 mm; Diameter: 155 mm

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