While you are on the site, in your browser find and click "Add to Home Screen" A CGN beaver app icon will then be created to your phone that is directly link to the site.
Note: This feature may not be available in some browsers.
If the muzzle ring is parallel and flat on both sides, it is a Mk. II bayonet for the Mk. III (1910) rifle. A 1916 date would support this. Is the blade shaped like a butcher knife, or more like an odd sort of spear?