group of original early 20th century antique american furniture cabinet door "flat" keys comprised of stamped steel or iron. the keys were fabricated by a number of manufacturers including, but not limited to, p. & f. corbin, eagle lock co., national, yale and russell & erwin. any and all manufacturer markings are lightly incised along the bow of the keys. no two are alike. the blades contain teeth or "bits." brushed metal finish. priced for the entire lot.