Made by William Marples & Son Sheffield England.  Joiners/Cabinet Maker Try square. Rosewood and Brass – four diamond inlay with flat handle (no decorative gouge) is identified in the  Marples & Son 1928 catalogue.  The Blade is 12 inches and the wood “handle” is 7 ¼ inches.  Brass inlays and edges, hardwood handle. 

Please see the pictures for the most accurate condition of the product. Examine the pictures closely as they are provided as part of the description.  If the ad is visible the square is available