Original U.S. WWII Late War Navy Mark 2 KA-BAR Fighting Knife by Union Cutlery with U.S.N. MK2 Scabbard MG 34 Ammo Storage and the United States Air

and the United States Air Force in the Korean and the Vietnam Wars

and on the left it has a stamped manufacturer's code and size

The underside of the rim is stamped ZC 280 indicating it was produced in the United States

COLT NEW-YORK CITY -

Underneath the crown is marked the maker info underneath in gold:

Original U.S. WWII Late War Navy Mark 2 KA-BAR Fighting Knife by Union Cutlery with U.S.N. MK2 Scabbard MG 34 Ammo Storage and the United States AirOriginal Item: Only One Available. The originator of the KA BAR trademark, Union Cutlery Co, began using the name in 1923, having received a letter from a fur trapper who had used the knife to kill a wounded bear which attacked him when his rifle jammed. According to company records, the letter was only partially legible; "ka bar" could be read, as fragments of the phrase "kill a bear". In 1923, the company adopted the name Ka Bar from the "bear