Original U.S. WWI Model 1918 Mark I Trench Knife by AU LION with Scabbard in Canvas Sheath Italian Flags The reverse ricasso is etched

The reverse ricasso is etched with a double circle with RZM logo in the middle over M7 / 42

36 caliber was preferred by some cavalry soldiers

The subjects feature many soldiers in uniform shaking hands and posing with an visiting officer

War Department Technical Manual 8-285 Treatment of Casualties from Chemical Agents was revised almost annually during the war as research and experience dictated changes

The grip is sharkskin over wood

Original U.S. WWI Model 1918 Mark I Trench Knife by AU LION with Scabbard in Canvas Sheath Italian Flags The reverse ricasso is etchedOriginal 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.