Sanders' "English Baronies" (Oxford UP, 1960), pp.70, 124-125: Coheiress (with her sister, Aveline) of their brother Ernulph II. Maud married PATRICK DE CHAWORTH (both living in 1133) and took Kempsford. Aveline married Alan fitz Flaad (d. about 1114) lord of Oswestry, and they took Keevil. Said to be documented in ES.