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Compass and binnacle
Dry card compass
Card: Mica covered with paper. Black with white markings graduated to quarter points and quadrantally in degrees. Laurel leaf decoration around pivot cap at centre. Paper cut away just inside quadrantal markings.
Needle: Edge bar needle pinched at centre to accommodate pivot cap. 6.75" (17 cm) long, 0.4" (1.0 cm) deep.
Pivot: Cone shaped brass pivot cap with jewel at top. Can unscrew to allow setting of needle.
Card: Mica covered with paper. Black with white markings graduated to quarter points and quadrantally in degrees. Laurel leaf decoration around pivot cap at centre. Paper cut away just inside quadrantal markings.
Needle: Edge bar needle pinched at centre to accommodate pivot cap. 6.75" (17 cm) long, 0.4" (1.0 cm) deep.
Pivot: Cone shaped brass pivot cap with jewel at top. Can unscrew to allow setting of needle.
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Object Details
| ID: | ACO1000 |
|---|---|
| Type: | Compass and binnacle |
| Display location: | Not on display |
| Creator: | Parkinson, R K |
| Date made: | 1852 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 25 mm; Diameter: 165 mm |