Stanley Four Square Try & Mitre Square Pat’d 1917
Stanley Four Square brand try and mitre square. Japanned cast iron frame ,steel blade. Blade has patent date 01 23 1917 (click for more info) & early Sweetheart Logo.

Stanley Four Square brand try and mitre square. Japanned cast iron frame ,steel blade. Blade has patent date 01 23 1917 (click for more info) & early Sweetheart Logo.