Vintage wood clamp maker's mark belongs to The Sandusky Tool Company based in Sandusky, Ohio

This vintage wood clamp maker's mark belongs to The Sandusky Tool Company based in Sandusky, Ohio. Maker's Mark Details The faint, stamped oval impression stamped directly into the wood contains text stacked across multiple lines: The top curved line spells out SANDUSKY. The center horizontal text reads TOOL CO..The bottom section typically reads OHIO or features specific model/patent details.The Sandusky Tool Company was one of the premier American manufacturers of wooden hand planes, wooden hand screw clamps, and general woodworking tools during the 19th and early 20th centuries. The company operated in Sandusky, Ohio, from 1869 until its closure in the late 1920s.