Description Original US Army Knuckle Duster Trench Knife by Landers Frary & Clark. Marked: U.S. 1918 LF&C – 1918. With plated double edged blade. With a Signed and original LF&C Steel Scabbard. (mount tabs broken). Overall length: 11.75″. Good condition, with some oxidation and pitting on scabbard, and marks from use oveerall