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Liquid compass
Liquid compass
Card: A dished metal card attached to the needles. The card is white with black markings graduated to quarter points.
Needle: The two needles are each enclosed in metal tubes and are attached to both the card and the float. Length 3.0" (7.8 cm)
Pivot: The pivot is incorporated into the domed float and the jewel can be removed by a screw at the top of the dome.
O.A. height 1.5" (3.9 cm)
Card: A dished metal card attached to the needles. The card is white with black markings graduated to quarter points.
Needle: The two needles are each enclosed in metal tubes and are attached to both the card and the float. Length 3.0" (7.8 cm)
Pivot: The pivot is incorporated into the domed float and the jewel can be removed by a screw at the top of the dome.
O.A. height 1.5" (3.9 cm)
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Object Details
| ID: | ACO0898 |
|---|---|
| Type: | Liquid compass |
| Display location: | Not on display |
| Creator: | E. S. Ritchie & Sons |
| Date made: | Dec 1918 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 35 mm; Diameter: 100 mm |