Original U.S. WWI Model 1918 Mark I Trench Knife by AU LION with Steel Scabbard Blunderbuss This was Schlueter Manufacturing of

This was Schlueter Manufacturing of St

Fabrik Berlin-Neukölln

but with a lighter and shorter blade

and cracking along the seam where the two pieces of wood are joined

Original U.S. WWI Model 1918 Mark I Trench Knife by AU LION with Steel Scabbard Blunderbuss This was Schlueter Manufacturing ofOriginal 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.