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:
[Ref: Burke Peerage p258]
Research Notes:
having obtained the reputed manor of Thurleigh, assumed the name of
Hervey [Ref: Burke Peerage p258]
male descendants continued at Thurleigh until the estate was sold in
accordance with the will of John Hervey, who died in 1715 [Ref: Burke Peerage
p258]