George Newenham Wright: A guide to the Giant’s Causeway and the north-east coast of Antrim. Baldwin, Cradock, and Joy, London 1823, LCCN96-107797, OCLC34151208, S.58 (Google Books [abgerufen am 13. Oktober 2014]).
F. Jefferies: Biography. In: Syvanus Urban (Hrsg.): The Gentleman's Magazine. Vol. 34. John Bowyer Nichols and Sons, London 1853, S.503 (Google Books [abgerufen am 13. Oktober 2014]).
John Bernard Burke: A genealogical and heraldic dictionary of the peerage and baronetage of the British Empire. 14. Auflage. Colburn & Co., London 1852, LCCN2003-205513, OCLC39018719, S.99 (Google Books [abgerufen am 13. Oktober 2014]).
George Newenham Wright: A guide to the Giant’s Causeway and the north-east coast of Antrim. Baldwin, Cradock, and Joy, London 1823, LCCN96-107797, OCLC34151208, S.58 (Google Books [abgerufen am 13. Oktober 2014]).
John Bernard Burke: A genealogical and heraldic dictionary of the peerage and baronetage of the British Empire. 14. Auflage. Colburn & Co., London 1852, LCCN2003-205513, OCLC39018719, S.99 (Google Books [abgerufen am 13. Oktober 2014]).
George Newenham Wright: A guide to the Giant’s Causeway and the north-east coast of Antrim. Baldwin, Cradock, and Joy, London 1823, LCCN96-107797, OCLC34151208, S.58 (Google Books [abgerufen am 13. Oktober 2014]).
John Bernard Burke: A genealogical and heraldic dictionary of the peerage and baronetage of the British Empire. 14. Auflage. Colburn & Co., London 1852, LCCN2003-205513, OCLC39018719, S.99 (Google Books [abgerufen am 13. Oktober 2014]).