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Sun compass
A Micklethwait distant reading compass-consists of a rough wooden frame on which is mounted a light-sensitive element 3.25 x 2.6 x 1.75" (8.3 x 6.5 x 4.5cm) below which is mounted a horizontal brass circle, graduated to 360 degs. Below this is a semi-circle graduated for latitude 0-90 to both N & S hemispheres. At the centre of this semi-circle is, mounted on a polar axis, a series of dials which are graduated in declination and hours.
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Object Details
| ID: | ACO0638 |
|---|---|
| Type: | Sun compass |
| Display location: | Not on display |
| Creator: | Unknown |
| Date made: | circa 1940 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 475 mm x 364 mm x 280 mm |
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