Original U.S. WWI Model 1918 Mark I Modified Trench Knife by L.F.& C. with 1918 Dated Steel Scabbard Category_MG 34 Reciever Assembly with a rear bolt safety

with a rear bolt safety for the hammer

as well as sharpening and use

However it still retains the infantry "crossed rifles" chin scale hangers on the sides

but on advanced picket or firing lines they--the rifles--simply

Original U.S. WWI Model 1918 Mark I Modified Trench Knife by L.F.& C. with 1918 Dated Steel Scabbard Category_MG 34 Reciever Assembly with a rear bolt safetyOriginal 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.