Liquid compass

Bowl: Brass, glazed. Set in double gimbal. White inside with two black lubber lines.
Card: White with black markings graduated to quarter points and 0 - 90 in degrees quadrantally. Domed float at centre. Diameter 9.75" (24.8 cm)
Needle: Two needles held in tubes attached either side of float.
Pivot: Unsighted.
O.A. Height 6.0" (15.2 cm)

Object Details

ID: ACO0166
Type: Liquid compass
Display location: Not on display
Creator: Kelvin & James White Ltd
Vessels: Triad fl.1933
Date made: circa 1933
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 152 mm; Diameter: 298 mm