A Letter from the late Dr Henry, Author of the History of Great Britain, to William Tytler, Esq., with Answer. Archaeologia Scotica, [S. l.], v. 1, p. 538–540, 1793. Disponível em: https://soas-test.journals.ed.ac.uk/index.php/arch-scot/article/view/353. Acesso em: 1 oct. 2025.