SOURCE-16998Research NeededProbable
Charles Cawley, "England, Anglo-Saxon Nobility: Chapter 5. Northumbria", Medieva...
Full citation
Charles Cawley, "England, Anglo-Saxon Nobility: Chapter 5. Northumbria", Medieval Lands: A prosopography of medieval European noble and royal families, (V3 Updated 29 May 2014), Foundation for Medieval Genealogy, (http://fmg.ac/Projects/MedLands/ENGLAND,%20AngloSaxon%20nobility.htm#_Toc284396931 accessed 20 September 2017).