Manufactured: 1874 to 1984 Features: Blade is graduated, top of handle is at 45 degrees. Patent: Charles Winterbottom's 7/29/1869 ( mitre design ) JustusA.Traut's May 26, 1874 ( construction ) Sizes: 4, 6, 8 inch blade Construction: Iron frame handle with black walnut inlay Average price as given by Walter: $20 to $80 Type 1: $35 to $100 (1874 to 1897) Notes: Also available with graduation. later models sold as the "Combined Try & Mitre Square". The earliest models have three rivets securing the blade to the handle with lead fill between the rivets. Soon after the lead was eliminated. In 1898 redesigned to a solid cast iron handle. Iron handle has a crosshatch design pattern in the 1940's and later. |