404. That’s an error.

The requested URL /bookmarks/mark?op=add&bkmk=http://www.genuki.org.uk/big/wal/MON/Abergavenny/Gaz1868&title=ABERGAVENNY,%20Monmouthshire%20-%20Extract%20from%20National%20Gazetteer,%201868 was not found on this server. That’s all we know.