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Liquid compass - aircraft

ACO0220
Compasses

Object connections:

Collection Compasses
Gallery locationNot on display

Object details:

Object ID ACO0220
Description Liquid compass Bowl: Black painted white metal, fillper plug on side, no expansion chamber is fitted. Base of bowl fitted with plunger and clamp for adjusting error mounted above card. Mounted in a brass gimbal ring hich is attached at the two pivot points to metal brackets. Inside of bowl unsighted lubber line extends downwrads from verge glass, the verge ring is also engraved with a lubber line. Card: Yellow mica (?) card with black markings graduated to 360 degrees. Card fitted with a moveable arrow which is operated by the plunger working through the base of the bowl. Needle: Unsighted Pivot: Unsighted and of an unknown type. On ACO stand. Diameter 5.25" (13.3cm) O.A. Height 6.0" (15.2cm)
Date made 1912-13

Artist/Maker Henry Hughes & Son Limited
Clift, E H
Place made London, England
Credit National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Materials brass; glass; liquid; mica; wood; white metal
Measurements Overall: 140 mm; Diameter: 130 mm
Parts
  • Liquid compass - aircraft (ACO0220)
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