Original World War One Combat "Trench Knife". The item "WW 1 Combat Trench Knife, brass, original" is in sale since Thursday, April 23, 2020. This item is in the category "Collectibles\Militaria\WW I (1914-18)\Original Period Items\United States\Personal, Field Gear". The seller is "homer-jeanfarm" and is located in Union Mills, Indiana. This item can be shipped to United States.