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 with Information about marriage to Walter De RADENDON
child:
[Ref: Sanders Baronies p20]
Research Notes:
inherited 1/36 of the Barony of Bourn from brother; increased to 1/18 on death
of sister Alice [Ref: Sanders Baronies p20]