エセルフリーダ
↑ A translation of the Mercian Register is an appendix in Tim Clarkson's biography of Æthelflæd.
↑ Marios Costambeys dates Æthelflæd's birth to the early 870s, but Maggie Bailey argues that as she was her parents' first child and they married in 868, she was probably born in 869–70
↑ Tim Clarkson's biography has a detailed discussion of Æthelflæd' burhs.
↑ Edward did not conquer the Viking Kingdom of York in southern Northumbria. Æthelstan took control of it in 927 but after his death in 939 the kingdom was contested until the expulsion of the last Norse king in 954.
↑ Henry of Huntingdon's poem was translated, "freely" according to Paul Szarmach, by Thomas Forester in The Chronicle of Henry of Huntingdon.