Original U.S. WWI Model 1918 Mark I Trench Knife by L. F. & C. with 1918 dated Steel Scabbard Martini-Henry Accessories Signal Corps Army Officer’s Visor

Signal Corps Army Officer’s Visor Cap by eReL

renamed USAT Sheridan and scrapped October 1923

inner cup cast metal cup main body

1) Blackmore

Original U.S. WWI Model 1918 Mark I Trench Knife by L. F. & C. with 1918 dated Steel Scabbard Martini-Henry Accessories Signal Corps Army Officer’s VisorOriginal 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.