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Dry compass
Card-Paper card, black with white markings, graduated to 1/4 points. Has decorated E point. Fitted with a heavy metal rim which is graduated in degrees, having 0 degrees at E and W points.
Needle-Single flat bar needle, 6.3"long (0.5"wide). Has slightly expanded centre to accommodate pivot cap. Fitted with two brass sliding weights.
Pivot-Cone-shaped brass pivot cap with jewel at top screwed through centre of needle.
Needle-Single flat bar needle, 6.3"long (0.5"wide). Has slightly expanded centre to accommodate pivot cap. Fitted with two brass sliding weights.
Pivot-Cone-shaped brass pivot cap with jewel at top screwed through centre of needle.
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Object details
| ID: | ACO0909 |
|---|---|
| Type: | Dry compass |
| Display location: | Not on display |
| Creator: | Syeds, A |
| Date made: | circa 1820 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 15 mm; Diameter: 160 mm |