Variation compass box

Wooden keystone box from which some parts are missing. A hole has been made in the lid to make room for one of the sights, suggesting that the box is probably not original to this instrument.

Object Details

ID: ZBA0644.1
Type: Variation compass box
Display location: Not on display
Creator: Ramsden, Jesse
Date made: circa 1790
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 109 mm x 408 mm x 323 mm
Parts: Variation compass
  • Variation compass box (ZBA0644.1)