The Mark I featured a. Design with a double-edged blade and a heavy. Though the latter was intended to protect the fingers and prevent the knife from being knocked from the hand while in combat rather than for use as a weapon.Reflecting the savagery of hand-to-hand trench warfare, the Mark I's. Incorporated a so-called'skull-crusher' cap extension, ostensibly designed to stun or kill an enemy soldier and to provide a secondary weapon in circumstances where the blade was damaged or broken. A special proprietary metal scabbard was issued with the Mark I, capable of accommodating the new knife and its oversized knuckleduster grip handle. Type (Landers Frary & Clark).
They were originally finished by a chemical process which left the blades and bronze handles blackened. In some cases you will find these with the handles intentionally polished bright or even gold plated.It is also very typical that when you do encounter one of these with its original L. Made scabbard, that one or both of the mounting prongs are broken or missing. I copied and pasted the first two paragraphs, The first is from wikipedia and the second is from a website called usmilitariaforum.
I thought they were interesting and gave some great info on this knife. After doing a bit of research I feel comfortable saying this is an original LF&C WW1 trench Knife. It is in great original condition. The scabbard still has the mounting prongs attached and It has never been cleaned or polished that I can tell.
I believe the Black is part of the original finish. The item "LF&C 1918 World War I, Fighting Knife & Scabbard! Ex+ Original Condition" is in sale since Thursday, February 08, 2018. This item is in the category "Collectibles\Militaria\WW I (1914-18)\Original Period Items\United States\Edged Weapons". The seller is "jim20002" and is located in Riverside, California.This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia, Australia.