Sanders, I. J., English Baronies, A Study of Their Origin and Descent 1086-1327. Oxford: Clarendon Press, 1960. Information from this source tagged as [Ref: Sanders Baronies p[0-9]*].
Sources for birth and parent Information
father:
[Ref: Sanders Baronies p20]
Sources for death Information
date:
[Ref: Sanders Baronies p20]
Research Notes:
inherited 1/36 of the Barony of Bourn from brother [Ref: Sanders Baronies p20]
d.s.p; heir was her nephew John de RADENDON [Ref: Sanders Baronies p20]