6904-228 WOLDERT "Squirrel" nut cracker. Patented 12/29/1925 and sold by the Alex Woldert Co. of Tyler, TX, and Chicago. Clamps on the table and you then slide the head against the nut and use the lever to crack it. Nickel plating about 50% but works smoothly. Each of the three parts has a "200" assembly number. Good+ (TBI1056) 50 - 100