Vintage 1940s B.F. McDonald Aluminum Hard Hat Los Angeles Metal Full Brim

Vintage B.F. McDonald Co. aluminum hard hat shell from Los Angeles. This collectible piece of industrial history features a full brim design with the classic ribbed crown. The interior rim is stamped with the manufacturer name and multiple U.S. patent numbers, including D118432. A previous owner's name, "Willard McGuire," is hand-etched into the underside of the brim, adding unique character to this mid-century workwear relic. Perfect for industrial decor, movie props, or vintage collections. Please note this is the metal shell only; the interior suspension system is not included.