Liquid compass - aircraft

Liquid compass.

Card: A heavy metal domed float card. Top of dome has been cut away to allow inspection of interior. Pivot cap (jewelled) on underside and screw for removal of pivot can be located from top.

Needle: Two bar needles of oval section pass through bowl.

O.A. Height 2.4" (6.1 cm)

Object Details

ID: ACO0567
Type: Liquid compass - aircraft
Display location: Not on display
Creator: Ludolph, W.
Date made: 1914-16; 1914-1916
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 60 mm x 160 mm x 150 mm
Parts: Liquid compass - aircraft