M1905E1 bayonet manufactured by Oneida Limited. Originally manufactured in 1942 as a 16 inch blade bayonet, subsequently modified to a 10 inch length sometime in 1944. Of the approximately 1,800,000 M1 bayonets manufactured Oneida Limited made 1% of them. This particular bayonet was apparently reconditioned to new condition sometime in the 1950s. No scabbard.