![A US WWI period trench fighting knife with blackened blade, blade length 17.3cm, to brass hilt with rectangular section grip stamped 'U.S. 1918 L.F.&C - 1918' and with 'knuckle duster' guard, housed A US WWI period trench fighting knife with blackened blade, blade length 17.3cm, to brass hilt with rectangular section grip stamped 'U.S. 1918 L.F.&C - 1918' and with 'knuckle duster' guard, housed](https://live.adampartridge.co.uk/images/lot/2841/28418_0.jpg?1553706964)
A US WWI period trench fighting knife with blackened blade, blade length 17.3cm, to brass hilt with rectangular section grip stamped 'U.S. 1918 L.F.&C - 1918' and with 'knuckle duster' guard, housed
A trench fighting knife/knuckle duster, the hilt stamped U.S.1918, the 16.6cm blade stamped AU LION.
![M1918 Mark 1 Trench Knife. Knife has the original metal sheathing. Belonged to my grandpa. I am having a really hard time finding information about this knife and it's value, could anyone M1918 Mark 1 Trench Knife. Knife has the original metal sheathing. Belonged to my grandpa. I am having a really hard time finding information about this knife and it's value, could anyone](https://i.redd.it/6oo9lcgc0tu61.jpg)
M1918 Mark 1 Trench Knife. Knife has the original metal sheathing. Belonged to my grandpa. I am having a really hard time finding information about this knife and it's value, could anyone
![A US WWI period trench fighting knife with blackened blade, blade length 17.3cm, to brass hilt with rectangular section grip stamped 'U.S. 1918 L.F.&C - 1918' and with 'knuckle duster' guard, housed A US WWI period trench fighting knife with blackened blade, blade length 17.3cm, to brass hilt with rectangular section grip stamped 'U.S. 1918 L.F.&C - 1918' and with 'knuckle duster' guard, housed](https://live.adampartridge.co.uk/images/lot/2696/26961_0.jpg?1553679723)