Barrel, barrel cover and main spring

Marine chronometer barrel, barrel cover and main spring. Marine chronometer which does not exist as a whole, but as parts numbered .1- .76

Object Details

ID: ZAA0246.8
Type: Barrel, barrel cover and main spring
Display location: Not on display
Creator: Thomas Mercer Chronometers
Date made: 1979
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 42 x 42 x 21 mm
Parts: Chronometer