Liquid compass

Liquid compass

Card: A mica card attached to the float by screws. The card is white with black markings graduated to half points.

Needle: No sighted, inside float.

Pivot: The inverted pivot spike is set in a well in the float and can be removed by a screw on top of the dome. The base of the float is corrugated.

O.A. height 1" (2.6 cm)

Object Details

ID: ACO0863
Type: Liquid compass
Display location: Not on display
Creator: Plath, C.
Date made: circa 1940
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 28 mm; Diameter: 107 mm