References for Charles 2nd Duke, Earl, 3rd Earl FitzRoy * of Grafton * of Euston * of Arlington

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Sir B.Burke: A Genealogical History of the Peerages and Knightages of the British Empire. London, 1953
Gothaischer genealogischer Hofkalender auf das Jahr 1926. J.Perthes, Gotha, 1925
M.A.H., Marquis de Ruvigny: The Plantagenet roll of the blood royal, Clarence Volume. London, Edinburgh, 1905
F.M.Powicke, E.B.Fryde: Handbook of British Chronology. London, 1961
D.Schwennicke: Europäische Stammtafeln, Vol. III/2, Tafel 373. Marburg, 1983