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Compass card
Card for a liquid compass.
An overhead compass card.
Card: A mica card attached to the float by a metal framework. The card is white with black markings graduated to quarter points.
Needle: The two needles are each enclosed in metal tubes and attached to the sides of the float.
Length 9" (22.8 cm)
Pivot: The pivot is incorporated into the domed float and the jewel can be replaced by means of a screw on the top of the dome.
O.A. height 1.75" (4.5 cm)
An overhead compass card.
Card: A mica card attached to the float by a metal framework. The card is white with black markings graduated to quarter points.
Needle: The two needles are each enclosed in metal tubes and attached to the sides of the float.
Length 9" (22.8 cm)
Pivot: The pivot is incorporated into the domed float and the jewel can be replaced by means of a screw on the top of the dome.
O.A. height 1.75" (4.5 cm)
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Object Details
| ID: | ACO1062 |
|---|---|
| Type: | Compass card |
| Display location: | Not on display |
| Creator: | Olsen, Chris |
| Date made: | late 19th century |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
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