Callipers

Sliding callipers with squared ends. Scale 0 - 66 inches
For gauging the length of barrels

Object Details

ID: NAV1942
Type: Callipers
Display location: Not on display
Creator: Gilbert & Sons
Date made: circa 1780
Credit: National Maritime Museum, Greenwich, London, Caird Collection
Measurements: Overall: 30 mm x 1060 mm x 222 mm