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Photograph
Wooden frame containing five photographs of representative compass cards collected for exhibition in Norway in 1949.
1. Two needles in form of a parallelogram, 17th & 18th Centuries.
2. Single flat needle as used in Dr.Knight's compass. 1750-1794
3. Four laminated needles on edge. Admiralty Standard Compass. 1842-1889
4. Eight light needles -Lord Kelvin's card. 1876-1948
5. Liquid compass card with float and two round needles. 1906-1948
1. Two needles in form of a parallelogram, 17th & 18th Centuries.
2. Single flat needle as used in Dr.Knight's compass. 1750-1794
3. Four laminated needles on edge. Admiralty Standard Compass. 1842-1889
4. Eight light needles -Lord Kelvin's card. 1876-1948
5. Liquid compass card with float and two round needles. 1906-1948
For more information about using images from our Collection, please contact RMG Images.
Object Details
| ID: | ACO0454 |
|---|---|
| Type: | Photograph |
| Display location: | Not on display |
| Creator: | Admiralty Compass Observatory |
| Date made: | 1949 |
| People: | Knight, Gowin; Thomson, William |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 23 mm x 851 mm x 234 mm |