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
parents:
Stephen WALLOP & dau Hugh ASHLEY [Ref: Burke Peerage p1620]
Sources with Information about marriage to Bridget BEECHAMPTON
date:
first marriage of Oliver [Ref: Burke Peerage p1620],
child:
[Ref: Burke Peerage p1620]
Sources with Information about marriage to Anne MARTIN
date:
second marriage of Oliver [Ref: Burke Peerage p1620]