DATE: Probably saec. xiii (Haapanen 1924); probably saec. xii (Haapanen); probably saec. xii 2/2, xii/xiii also suggested (Niskanen 2010). ORIGIN: Probably ecclesiastical province of Cologne. (Haapanen 1924); probably Germany or German influence (Niskanen 2010). OTHER NOTES: Previously cited as: B III (Haapanen 1924).