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.

Type	Period	Catalog Line Drawing	Example
Type 1	1874 to 1887	Early Catalog Picture	Early Type I Stanley No 1 Winterbottom's Patent Combined Try and Mitre Squares with Patent Dates on Handle and Lead Infill Surrounding Rivets
Type 2	1888 to 1884		Later Type 2 Stanley No 1 Winterbottom's Patent Combined Try and Mitre Square

Charles Winterbottom's June 29, 1869 and JustusA.Traut's May 26, 1874 Patent Dates on Handle

Lead Infill Surrounding the 3 Rivets Which Secure Blade to Handle

Unusual Winterbottom's Patent Combined Try and Mitre Square

Winterbottom's Patent Mark on Handle of Unusual Combined Try and Mitre Square