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Dry compass
Card-Mica covered with paper. Black with white markings graduated to1/4 points and quadrantally in degrees. The degree markings start with 0 degs. at East and West and have the 90 degree point at north and south. Has a decorated East point. Makers name at centre around pivot cap.
Needle- Flat edge bar needle which tapers outwards from the centre to near the ends, where it rounds off gradually to flattened ends, this being a feature of Syeds card needles, length 4.75" (12cm).
Pivot-Cone-shaped brass pivot cap with large jewel at top.
Needle- Flat edge bar needle which tapers outwards from the centre to near the ends, where it rounds off gradually to flattened ends, this being a feature of Syeds card needles, length 4.75" (12cm).
Pivot-Cone-shaped brass pivot cap with large jewel at top.
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Object Details
| ID: | ACO0911 |
|---|---|
| Type: | Dry compass |
| Display location: | Not on display |
| Creator: | Syeds, John |
| Date made: | circa 1810 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 10 mm; Diameter: 120 mm |
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