Original U.S. WWI Model 1918 Mark I Trench Knife with Unmarked Blade by AU LION with Steel Scabbard Bayonets Cap fire ONLY

Cap fire ONLY

with torn elastic at the top

Serial #111062 indicates manufacture in 1879

4mm Vetterli centrefire cartridge

Original U.S. WWI Model 1918 Mark I Trench Knife with Unmarked Blade by AU LION with Steel Scabbard Bayonets Cap fire ONLYOriginal Item: Only One Available. The U. S. Model 1918 Mark I Trench Knife was the second major "Knuckle Knife" to be officially adopted and issued to the US military. It was developed for use in the horrific trench warfare that typified the stalemate on the Western Front during the latter part of World War One and saw use not only there, but during World War Two as well. The knife was manufactured in the United States by Henry Disston & Sons (H. D.