123Barry Coward. The Stanleys: Lords Stanley and Earls of Derby 1385–1672, Manchester University Press, 1983, p.31. Google eBook
↑Sir John Bernard Burke and John Burke. A genealogical and heraldic history of the extinct and dormant baronetcies of England, Scott, Webster, and Geary, 1838. pg 471. Google eBook
↑John Klause, "The Phoenix and the Turtle in its Time", in Gwynne Blakemore Evans (ed), In the Company of Shakespeare: Essays on English Renaissance Literature, Fairleigh Dickinson Univ Press, 2002, p.207.