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Pivot
The stem contains a spiral spring on which the pivot is supported, the latter being fitted with a ruby point. On the stem is a sliding collar intended to be used as a "lifter" to raise the card from the pivot.
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Object Details
| ID: | ACO0430 |
|---|---|
| Type: | Pivot |
| Display location: | Not on display |
| Creator: | Unknown |
| Date made: | circa 1830 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 65 mm x 70 mm x 100 mm |
| Parts: | Pivot |