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Compass card
Card for a liquid compass.
For use in Torpedo Boat Destroyers
Card: A mica card attached to the needles. The card is white with black markings graduated to half points and quadrantally in degrees. The degree markings are in red and black, the black set for use with a prism.
Needle: The two edge bar needles are attached to the card and to the float.
Length 4" (10.2 cm) x 0.75" (2 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 2" (5.2 cm)
For use in Torpedo Boat Destroyers
Card: A mica card attached to the needles. The card is white with black markings graduated to half points and quadrantally in degrees. The degree markings are in red and black, the black set for use with a prism.
Needle: The two edge bar needles are attached to the card and to the float.
Length 4" (10.2 cm) x 0.75" (2 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 2" (5.2 cm)
For more information about using images from our Collection, please contact RMG Images.
Object Details
| ID: | ACO1055 |
|---|---|
| Type: | Compass card |
| Display location: | Not on display |
| Creator: | Edward John Dent & Co. |
| Date made: | 1907 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | 140 x 5 mm |
Your Request
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