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Liquid compass
Liquid compass
Card: A white plastic ring 1.1" (2.8 cm) wide, with black markings, graduated to 360 degrees. Attached by four alloy struts to a white painted float at the centre 4.25" (10.8 cm) diameter.
Needle: Four cylindrical needles 2 x 3.5" (8.9 cm), 2 x 2.5" (6.4 cm) long, clipped below the float.
Pivot: A high domed jewelled pivot cup is mounted at the centre of the float.
O.A. height 2.0" (5.1 cm)
Card: A white plastic ring 1.1" (2.8 cm) wide, with black markings, graduated to 360 degrees. Attached by four alloy struts to a white painted float at the centre 4.25" (10.8 cm) diameter.
Needle: Four cylindrical needles 2 x 3.5" (8.9 cm), 2 x 2.5" (6.4 cm) long, clipped below the float.
Pivot: A high domed jewelled pivot cup is mounted at the centre of the float.
O.A. height 2.0" (5.1 cm)
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Object Details
| ID: | ACO0894 |
|---|---|
| Type: | Liquid compass |
| Display location: | Not on display |
| Creator: | Beck-Lee Corp |
| Date made: | circa 1940 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 45 mm; Diameter: 173 mm |