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Liquid compass and binnacle
Liquid compass on stand. Inscribed 'Patt. 919. No. 330K Patt. 1162 No.3426W'.
Bowl: Grey painted brass with filler plug at side, and expansion chamber at base with glazed bottom. Inside of bowl painted white. Black lubber line carried on white painted strip. Verge ring fitted with grid steering ring. Mounted in brass gimbal ring.
Card: Dia 3.75" (9.5 cm). White plastic with balck markings attached to high domed black float at cantre. Graduated quadrantally.
Needle: Unsighted.
Pivot : Unsighted, but stem can be seen secured on bridge mounted across base of bowl.
Binnacle: Dia 9" (22.9 cm). Grey painted brass, with hood incorporating oil lamp illumination housing and glazed oval hinged window. Gimbal locking lever fitted at side. Handle on top. Fitted with "B" and "HE" coils. Mounted on wooden base 1' 8" x 12.25" x 4" (50.8 x 30.8 x 10.1 cm) slotted to accommodate correction spheres.
O.A. height 15" (38.1 cm)
Bowl: Grey painted brass with filler plug at side, and expansion chamber at base with glazed bottom. Inside of bowl painted white. Black lubber line carried on white painted strip. Verge ring fitted with grid steering ring. Mounted in brass gimbal ring.
Card: Dia 3.75" (9.5 cm). White plastic with balck markings attached to high domed black float at cantre. Graduated quadrantally.
Needle: Unsighted.
Pivot : Unsighted, but stem can be seen secured on bridge mounted across base of bowl.
Binnacle: Dia 9" (22.9 cm). Grey painted brass, with hood incorporating oil lamp illumination housing and glazed oval hinged window. Gimbal locking lever fitted at side. Handle on top. Fitted with "B" and "HE" coils. Mounted on wooden base 1' 8" x 12.25" x 4" (50.8 x 30.8 x 10.1 cm) slotted to accommodate correction spheres.
O.A. height 15" (38.1 cm)
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Object Details
| ID: | ACO1091 |
|---|---|
| Type: | Liquid compass and binnacle |
| Display location: | Not on display |
| Creator: | Unknown |
| Date made: | circa 1943 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 425 mm x 510 mm x 380 mm |
| Parts: | Liquid compass and binnacle |
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