This is a boxed vintage French measuring caliper.
Found: Normandy, France
Makers mark: none, but name of owner Jo. Scheredre engraved
Materials: wooden case, metal tool
Age: circa 1940-50’s
Size: tool 28 x 8 x 1 cm – 11 x 3 x 0.3 inches
Weight: 430 g
Condition:: in vintage previously used condition, fully operational but could do with a clean, case is in a bad way