Marine chronometer case key

Marine chronometer case key. The key is pierced with four holes in the bow.

Object Details

ID: ZAA0133.2
Type: Marine chronometer case key
Display location: Not on display
Creator: Unknown
Date made: Unknown
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 4 mm x 10 mm x 31 mm
Parts: No. 4, eight day ‘Mudge copy’ type marine timekeeper. (Marine chronometer)