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Liquid compass
Liquid compass
Card: A mica band 1.75" (4.5 cm) wide attached to the needles by a wire framework. The card is white with black markings graduated to quarter points and quadrantally in degrees.
Needle: The six needles, in three pairs, are each held in metal tubes and the tubes to the metal framework. Lengths 3.25", 5" & 5.6" (8.3 cm, 12.7 cm & 14.2 cm)
Pivot: The pivot is incorporaed into the domed float and the jewel can be removed by a screw on the top of the dome.
O.A. height 1.25" 3.2 cm)
Card: A mica band 1.75" (4.5 cm) wide attached to the needles by a wire framework. The card is white with black markings graduated to quarter points and quadrantally in degrees.
Needle: The six needles, in three pairs, are each held in metal tubes and the tubes to the metal framework. Lengths 3.25", 5" & 5.6" (8.3 cm, 12.7 cm & 14.2 cm)
Pivot: The pivot is incorporaed into the domed float and the jewel can be removed by a screw on the top of the dome.
O.A. height 1.25" 3.2 cm)
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Object Details
| ID: | ACO0884 |
|---|---|
| Type: | Liquid compass |
| Display location: | Not on display |
| Creator: | Krohn, J G, & Son A/S |
| Date made: | circa 1930 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 35 mm; Diameter: 195 mm |