This is a Reading Scissor Sharpener given as advertising by Waverly Lumber Co. in Waverly, IA. and Reading Anthracite coal Company. There is a 3 digit phone # listed, which usually means before 1958 or before there were 1000 phones in the area. Reading Anthracite was a coal company in Pennsylvania from 1871-1961. The cardboard that holds the sharpener is 3" x 2".