The markings that I can read say. Crown over B6 over E. On the edge of the guard it looks like. The item "Sword Bayonet & Leather Scabbard Sheath Mangrovite 42 1907 Crown Mark B6E'11" is in sale since Thursday, February 27, 2020. This item is in the category "Collectibles\Militaria\WW I (1914-18)\Original Period Items\Great Britain\Edged Weapons".
The seller is "spanky42red" and is located in Bakersfield, California. This item can be shipped to United States.