Vintage Hammer brands Folding Knife circa 1937-1943
Drop point blade has Hammer brands Logo stamped Pen blade has Pat Not. 2037943 & 2150537 stamped Poor condition Very worn and much patina on all metal. Swirl colored Celluloid on Handle ,some broke off handle. Liners are metal.
These knives were a lower quality/unexspensive type of knife for the time period. The metal parts and liners were stamped metal.