Always a popular subject, I don't know whether our local experts have considered this article (https://www.academia.edu/1178275/Anglo-Saxon_immigration_and_ethnogenesis._Medieval_Archaeology_55_2011._1-28) before.
thanks for the link, one I havent seen before. i will read it when I get a chance
Likewise, though I've come across Harke before. I'll start at the conclusion and read backwards in chunks. Thanks for the link.