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Liquid compass
Liquid compass.
Bowl: Brass, filler plug and expansion chamber unsighted, mounted in an outer casing of grey painted brass on a system of springs. Outer casing mounted in grey painted brass gimbal ring 12.6" (32 cm) in diameter. Inside of bowl black with four lubber lines painted on white strips of metal attached to side of bowl. An electric light is fitted in the raised verge ring.
Card: Diameter 7.7" (19.0 cm) A dished metal strip 0.9" (2.4 cm) wide, white with black markings, graduated to 360 deg. Attached by four black wire struts to a cylindrical float at centre.
Needle: Two cylindrical needles 3.9" (10.0 cm) long attached below float.
Pivot: Unsighted.
O.A. Height 7.5" (19.0 cm)
Bowl: Brass, filler plug and expansion chamber unsighted, mounted in an outer casing of grey painted brass on a system of springs. Outer casing mounted in grey painted brass gimbal ring 12.6" (32 cm) in diameter. Inside of bowl black with four lubber lines painted on white strips of metal attached to side of bowl. An electric light is fitted in the raised verge ring.
Card: Diameter 7.7" (19.0 cm) A dished metal strip 0.9" (2.4 cm) wide, white with black markings, graduated to 360 deg. Attached by four black wire struts to a cylindrical float at centre.
Needle: Two cylindrical needles 3.9" (10.0 cm) long attached below float.
Pivot: Unsighted.
O.A. Height 7.5" (19.0 cm)
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Object Details
| ID: | ACO0506 |
|---|---|
| Type: | Liquid compass |
| Display location: | Not on display |
| Creator: | E. A. Sckell |
| Date made: | circa 1940 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 210 mm; Diameter: 350 mm x 15.55 kg |
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