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Compass card
Card for a liquid compass.
Card: The card is a mica band. It is clear with black and white markings graduated to every other point and quadrantally in degrees. It is an Admiralty card.
Needle: The two needles are held in tubes which go through the domed front. Length 2" (5.1 cm)
Pivot: The pivot is incorporated into the float and can be removed by a screw at the top of the dome.
O.A. height 1.25" (3.2 cm)
Card: The card is a mica band. It is clear with black and white markings graduated to every other point and quadrantally in degrees. It is an Admiralty card.
Needle: The two needles are held in tubes which go through the domed front. Length 2" (5.1 cm)
Pivot: The pivot is incorporated into the float and can be removed by a screw at the top of the dome.
O.A. height 1.25" (3.2 cm)
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Object Details
| ID: | ACO1071 |
|---|---|
| Type: | Compass card |
| Display location: | Not on display |
| Creator: | Unknown |
| Date made: | 1930 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | 82 x 30 mm |