Liquid compass

Liquid compass

Card: A mica band 1" (2.5 cm) wide attached to needles by a wire framework. The card is white with black markings graduated to quarter points and from 0 - 360

Needle: The four needles, in two pairs, are each held in metal tubes and attached to the domed float. Dimensions 2 x 3.25" (8.2 cm) & 2 x 4.0" (10.2 cm)

Object Details

ID: ACO0895
Type: Liquid compass
Display location: Not on display
Creator: E. S. Ritchie & Sons
Date made: May 1918
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 40 mm; Diameter: 118 mm