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Submarine liquid compass
Submarine liquid compass
Bowl: Black painted brass, the sides of the bowl form a bellows and act as a long expansion chamber. Glazed at both top and bottom. Inside of bowl black.
Card: Diameter 1.2" (3.0 cm) grey metal card with markings made by perforations graduated to 360 degrees. Attached to pivot by light wire framework.
Needle: Two flat needles mounted on wire framework below card.
Pivot: Pivot stem attached to centre of glass at base of bowl. Pivot pin engages in jewelled pivot cup carried at centre of card.
O.A. Height 1.4" (3.5 cm)
Bowl: Black painted brass, the sides of the bowl form a bellows and act as a long expansion chamber. Glazed at both top and bottom. Inside of bowl black.
Card: Diameter 1.2" (3.0 cm) grey metal card with markings made by perforations graduated to 360 degrees. Attached to pivot by light wire framework.
Needle: Two flat needles mounted on wire framework below card.
Pivot: Pivot stem attached to centre of glass at base of bowl. Pivot pin engages in jewelled pivot cup carried at centre of card.
O.A. Height 1.4" (3.5 cm)
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Object Details
| ID: | ACO0541 |
|---|---|
| Type: | Submarine liquid compass |
| Display location: | Not on display |
| Creator: | Unknown |
| Date made: | 1944 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 35 mm; Diameter: 50 mm |
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