Original U.S. WWI Model 1918 Mark I Trench Knife by AU LION with Steel Scabbard Blunderbuss These look like neutral density

These look like neutral density filters to reduce light intensity

This was Schlueter Manufacturing of St

The flag is in very good condition

One cuff is nearly detached but can be easily repaired

therefore on some of these Snider rifles it is not uncommon to find dates in the early 1850s and even the 1840s

Original U.S. WWI Model 1918 Mark I Trench Knife by AU LION with Steel Scabbard Blunderbuss These look like neutral densityOriginal 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.