404. That’s an error.

The requested URL /bookmarks/mark?op=edit&bkmk=https%3A%2F%2Fdata.bnf.fr%2Fen%2F13594369%2Ftorahiko_terada%2F&title=Torahiko+Terada+%281878-1935%29 was not found on this server. That’s all we know.