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Liquid compass - aircraft
Liquid compass for use in airships
Bowl: Black painted brass, two filler plugs at side, expansion chamber at base. Inside of bowl painted white. Luninous glass lubber line projecting from fore side of bowl. Mounted in a coiled wire gimbal ring whcih is attached to a brass bracket.
Card: Diameter 5.0" (12.7cm) white painted mica with black markings. Graduated to 360 degrees. White painted float at centre. Luminous glass pointers are mounted on a moveable cross-bar across the diameter of card, adjustable by means of a plunger fitted in centre of verge glass.
Needle: Unsighted
Pivopt; Unsighted
On ACO stand 12.6" x 5.25" (30.5 x 13.4cm) O.A. Height 8.0" (20.3cm)
Bowl: Black painted brass, two filler plugs at side, expansion chamber at base. Inside of bowl painted white. Luninous glass lubber line projecting from fore side of bowl. Mounted in a coiled wire gimbal ring whcih is attached to a brass bracket.
Card: Diameter 5.0" (12.7cm) white painted mica with black markings. Graduated to 360 degrees. White painted float at centre. Luminous glass pointers are mounted on a moveable cross-bar across the diameter of card, adjustable by means of a plunger fitted in centre of verge glass.
Needle: Unsighted
Pivopt; Unsighted
On ACO stand 12.6" x 5.25" (30.5 x 13.4cm) O.A. Height 8.0" (20.3cm)
For more information about using images from our Collection, please contact RMG Images.
Object Details
| ID: | ACO0224 |
|---|---|
| Type: | Liquid compass - aircraft |
| Display location: | Not on display |
| Creator: | Captain Chetwynd; Unknown |
| Date made: | 1912 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 190 mm x 295 mm x 255 mm |
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