Winding key

Winding key for the dry card compass. Found in the box.

Object Details

ID: ACO0104.5
Type: Winding key
Display location: Not on display
Creator: Unknown
Date made: circa 1845
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 21 mm x 80 mm x 32 mm
Parts: Dry card compass