Notes: On this character see S. Keynes, 'The West Saxon Charters of King Ęthelwulf and his Sons', E.H.R., cix (1994), pp.1109-49. He is to be identified as the father of Ęthelstan 26 Half-King. Note also Ęthelfrith 14, minister. On this clan see Cyril Hart, ?Ęthelstan (fl. 932-956)?, Oxford Dictionary of National Biography, Oxford University Press, 2004. Ęthelstan 26 Half-King was the son of Ealdorman Ęthelfrith 3 and Ęthelgyth 1, and brother to Ealdorman Ęlfstan 27 of Mercia, Ealdorman Ęthelwald 42 of Kent and the South-East, and Ealdorman Eadric 14 of Wessex.