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Liquid compass
Liquid compass
Card: White mica ring 1.25" (3.2 cm) with white markings (N point marked by Plath trademark) graduated to 1/4 points and to 360 degrees. Attached by six metal struts to unpainted float 4.25" (10.8 cm) diameter at centre.
Needle: Unsighted, but said to be contained within float.
Pivot: Inverted type with pivot point attached at centre of float at top of a short tube.
O.A. Height 1.5" (3.9 cm)
Card: White mica ring 1.25" (3.2 cm) with white markings (N point marked by Plath trademark) graduated to 1/4 points and to 360 degrees. Attached by six metal struts to unpainted float 4.25" (10.8 cm) diameter at centre.
Needle: Unsighted, but said to be contained within float.
Pivot: Inverted type with pivot point attached at centre of float at top of a short tube.
O.A. Height 1.5" (3.9 cm)
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Object Details
| ID: | ACO0856 |
|---|---|
| Type: | Liquid compass |
| Display location: | Not on display |
| Creator: | Plath, C. |
| Date made: | circa 1939 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 35 mm; Diameter: 225 mm |