Keywords: kalamazoo public library michigan history photography fuller manufacturing company factory gear testing machine photo border Fuller manufacturing Company, "Gear testing machine, showing gears and meter. The company is noted for its 'wide helical gears." Unidentified man operating the machine. KPL catalogue number P-40. Fuller manufacturing Company, "Gear testing machine, showing gears and meter. The company is noted for its 'wide helical gears." Unidentified man operating the machine. KPL catalogue number P-40. |