Burke, Sir John Bernard, Genealogical and Heraldic History of the Peerage Baronetage and Knightage. 99th edition. London: Burke's Peerage, 1949. Available at http://archive.org/details/burkesgenealogic1949unse. Information from this source tagged as [Ref: Burke Peerage [cx0-9]*].
Sources for birth and parent Information
grandfather:
Edward GRIMSTON [Ref: Burke Peerage p2043]
Research Notes:
served in several Parliaments for the Borough of Ipswich, temp Elizabeth [Ref:
Burke Peerage p2043]
1552: Comptroller of Calais [Ref: Burke Peerage p2043]