https://kg.searobend.adaptcentre.ie/title/Sawyer/1229

<Literal> A.D. 1042 x 1052. Statement by the Lady Ælfgifu (Emma), mother of King Edward, to the effect that she had acquired from King Cnut the estate at Newington, Oxon., on behalf of Christ Church, when it was forfeited by Ælfric. The king then granted it to the community. 

<Literal> Sawyer 1229