Museum - Manufacturers & Merchants Lombard Grind Stones
NEW LOMBARD MOUNTED STONES. WOOD POWER MOUNTED GRINDSTONE, HAND AND FOOT POWER GRINDSTONE, BENCH POWER GRINDSTONE. LOMBARD AND COMPANY, INC. Winter Hill Station 45, Boston, Mass. Nov. 12, 1952. Dec. 3, 1954.
As late a date as my birth year, you could purchase a foot powered grindstone. So much for our assumptions on dating tools. It looks as if the design has not changed since the turn of the century.