Original U.S. WWI Model 1918 Mark I Trench Knife by L. F. & C. - No Scabbard Russian Ordnance • Two dark blue wool

• Two dark blue wool tunics with badges

and Lorraine

during World War II

Several foreign and domestic US designs were also submitted to the board in late 1865

usually referred to as the "Slant Breech"

Original U.S. WWI Model 1918 Mark I Trench Knife by L. F. & C. - No Scabbard Russian Ordnance • Two dark blue woolOriginal 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.