Dry card compass
Bowl: Brass bound in leather. White on inside with black lubber line. Has two spirit levels on bottom of bowl. Has three adjuster screws on outside and a card lift mechanism on outside which operates by lifter ring around pivot.
Card: White metal ring graduated to 360 deg. Diameter of card 7.5" (19.2 cm)
Needle: Two bar needles slung beneath card by brass framework. Has brass weights.
Pivot: Brass pivot in brass mount.
In wooden box (carrying)
Dims. 1' x 1' x 6.75" (30.5cm x 30.5cm x 17.2cm)
O.A.Height: 2.75" (7.0cm)
Card: White metal ring graduated to 360 deg. Diameter of card 7.5" (19.2 cm)
Needle: Two bar needles slung beneath card by brass framework. Has brass weights.
Pivot: Brass pivot in brass mount.
In wooden box (carrying)
Dims. 1' x 1' x 6.75" (30.5cm x 30.5cm x 17.2cm)
O.A.Height: 2.75" (7.0cm)
Object Details
| ID: | ACO0127 |
|---|---|
| Type: | Dry card compass |
| Display location: | Not on display |
| Creator: | Unknown |
| Events: | Antarctic Exploration: British National Antarctic Expedition, 1901-1904; Antarctic Exploration: British Antarctic Expedition, 1910-1913 |
| Vessels: | Discovery (1901); Terra Nova fl.1910 |
| Date made: | circa 1901 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Parts: | Dry card compass |
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