References I37723: John 2nd Duke, 3rd Earl, 5th Earl, 8th Lord (Baron), 9th Lord (Baron) de Mowbray * of Norfolk * of Nottingham * of Norfolk * Mowbray * Segrave

References for John 2nd Duke, 3rd Earl, 5th Earl, 8th Lord (Baron), 9th Lord (Baron) de Mowbray * of Norfolk * of Nottingham * of Norfolk * Mowbray * Segrave

Sir B.Burke: Burke's Peerage and Baronetage. London, 1999
F.M.Powicke, E.B.Fryde: Handbook of British Chronology. London, 1961