↑ W Dugdale. (1901). "Scroope of Danby," in Visitation of Yorkshire, V, pp. 3. J.W. Clay, Ed. Exeter: W. Pollard. Google Books
↑ Charles Best Norcliffe (ed.). The Visitation of Yorkshire in the Years 1563 and 1564 made by William Flower, Esquire, Harleian Society, 1881, pp. 279-280, Internet Archive
↑ J W Clay. The Extinct and Dormant Peerages of the Northern Counties of England, James Nisbet, 1913, pp. 199-200, Internet Archive
↑ Douglas Richardson. Magna Carta Ancestry: A Study in Colonial and Medieval Families, 4 vols, ed. Kimball G. Everingham, 2nd edition (Salt Lake City: the author, 2011), Vol. IV, pp. 198-199, TIBETOT 10, Google Books
↑ Douglas Richardson. Royal Ancestry: A Study in Colonial and Medieval Families, 5 vols, ed. Kimball G. Everingham (Salt Lake City: the author, 2013), Vol. V, p. 168, TIBETOT 13