Fox-Davies, Arthur Charles (1909). A Complete Guide to Heraldry. London: T. C. & E. C. Jack. p. 248. Retrieved 22 February 2023 – via Internet Archive.
Coate, M. "The Duchy of Cornwall, its History and Administration, 1640-60". Transactions of the Royal Historical Society. Fourth Series. x: 135–170. doi:10.2307/3678408. JSTOR3678408. S2CID154881711.
Moule, H. J. (1892). "Notes on the Manor of Fordington"(PDF). Proceedings of the Dorset History and Antiquarian Field Club. XIII: 152 to 162. Archived from the original(PDF) on 6 January 2016. Retrieved 25 August 2015.
Coate, M. "The Duchy of Cornwall, its History and Administration, 1640-60". Transactions of the Royal Historical Society. Fourth Series. x: 135–170. doi:10.2307/3678408. JSTOR3678408. S2CID154881711.
Kilbrandon Report paragraph 329 – 1969–1973. The Royal Commission on the Constitution (Kilbrandon Report) had this to say about Cornwall – under "National feeling".
Coate, M. "The Duchy of Cornwall, its History and Administration, 1640-60". Transactions of the Royal Historical Society. Fourth Series. x: 135–170. doi:10.2307/3678408. JSTOR3678408. S2CID154881711.
Moule, H. J. (1892). "Notes on the Manor of Fordington"(PDF). Proceedings of the Dorset History and Antiquarian Field Club. XIII: 152 to 162. Archived from the original(PDF) on 6 January 2016. Retrieved 25 August 2015.
Maher, Kathy B. (May 2006). "Did You Know?". National Geographic. Archived from the original on 7 February 2009. Retrieved 16 August 2016.