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Marine chronometer, 8 day, in mahogany box. Original Earnshaw escapement. Standard compensation balance (later). Over sprung with a helical steel balance spring. Fusee and chain.
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Object Details
| ID: | ZAA0048 |
|---|---|
| Collection: | Timekeeping |
| Type: | Marine chronometer |
| Display location: | Not on display |
| Creator: | Arnold, John Roger |
| Date made: | circa 1843 |
| Credit: | National Maritime Museum, Greenwich, London |
| Measurements: | 177 mm x 196 mm x 184 mm |
| Parts: | 366 |