Original U.S. WWI Model 1918 Mark I Trench Knife by L. F. & C. with Correct Steel Scabbard Antique Cartridge Firearms 8th Air Force known as

8th Air Force known as the Barking Devils

Unlike other versions

The bore is about 18mm

an expert interviewed by Reuters

The following items belonged to him and are included in this wonderful WWI grouping:

Original U.S. WWI Model 1918 Mark I Trench Knife by L. F. & C. with Correct Steel Scabbard Antique Cartridge Firearms 8th Air Force known asOriginal 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.