Heeling error instrument

Needle balanced on pivot. Weights on the needle arms are adjusted by a bent rod which is operated from outside the box.

Object Details

ID: ACO0076
Type: Heeling error instrument
Display location: Not on display
Creator: Kelvin & James White Ltd
Date made: circa 1910
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 36 mm x 113 mm x 51 mm