Details
J. SISSON, London
A large pair of brass gunner's callipers, engraved with various scales, the ends with iron tips -- 22½in.(57cm.) long closed (old repair not affecting scales), circa 1750
A large pair of brass gunner's callipers, engraved with various scales, the ends with iron tips -- 22½in.(57cm.) long closed (old repair not affecting scales), circa 1750
Further details
See illustration