Baluster measure with hammerhead thumb piece; half pint size. Wedge extension is burnt to the flat lid, which has an incised line around edge and center. Plain body has a galleried rim with incised line and a flared, molded base. Strap handle with short terminal; circular strut. Slightly concave bottom exterior stamped "I:S" in raised serif letters inside what appears to be a serrated leaf shape.