DescriptionLeather thickness gauge No. 1 made by Woburn Machine Co., Woburn, MA. Used at R. Neumann & Co., Hoboken, N.J. No date of manufacture, ca. 1910-1940. Used at Neumann up to early 1990s. Wood and metal, 4-1/2" throat, 1/2" measuring range. Scale calibrated for reading measurements in millimeters (mm) and ounces (oz.) Woburn name and model number stamped on frame. ---- A typical measuring tool used in the tannery operations and leather processing and manufacturing areas of the R. Neumann & Co. plant. Object is from Neumann business premises courtesy of the Bernheim Family.