404. That’s an error.
The requested URL /bookmarks/mark?op=edit&output=popup&bkmk=http%3A%2F%2Fwww.longrangehunting.com%2Fforums%2Ff19%2Fpac-nor-polygonal-rifling-anyone-14673%2F&title=Pac-Nor+POLYGONAL+rifling+anyone%3F%3F%3F%3F%3F
was not found on this server. That’s all we know.