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Compass card
Wooden box, aluminium rim. Paper card supported by string from an aluminium centre. Quadrantal in degrees. Graduation in 1/4 points. Two scales. Eight parallel needles. Designed by Sir William Thompson, Lord Kelvin, in 1876. Used in Royal Navy until 1907 and still used in Merchant Navy.
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Object Details
| ID: | NAV0297 |
|---|---|
| Type: | Compass card |
| Display location: | Not on display |
| Creator: | White, James |
| Date made: | circa 1900 |
| Credit: | National Maritime Museum, Greenwich, London |
| Measurements: | Overall: 5 mm; Diameter: 252 mm |
| Parts: | Compass card |