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. Instrument is in small wooden box which is in turn housed in a larger wooden box. Has brass mounting that can fit into compass gimbals.

Object Details

ID: ACO0077
Type: Heeling Error Instrument
Display location: Not on display
Creator: White, James
Date made: circa 1910
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 35 mm x 108 mm x 55 mm
Parts: Heeling Error Instrument
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