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Liquid compass Card
Card -The card is made of thin aluminium with the markings punched out. It is graduated to 8 points and 0-36 (0-360 degs).
Needle- The two needles are held in aluminium tubes and attached to the float by nut and bolt, length 3.25" (8.4cm)
Pivot-The pivot is incorporated into the domed float and the jewel can be removed by a scew on the top of the dome.
Needle- The two needles are held in aluminium tubes and attached to the float by nut and bolt, length 3.25" (8.4cm)
Pivot-The pivot is incorporated into the domed float and the jewel can be removed by a scew on the top of the dome.
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Object Details
| ID: | ACO0901 |
|---|---|
| Type: | Liquid compass Card |
| Display location: | Not on display |
| Creator: | Geophysical Corp |
| Date made: | circa 1940 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 35 mm; Diameter: 100 mm |
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