Letter from the Reverend John Geddes, D.D., giving some Account of Portraits preserved in the Scottish Benedictine Monastery of Wurtzburg. Archaeologia Scotica, [S. l.], v. 3, p. 291, 1832. Disponível em: https://soas-test.journals.ed.ac.uk/index.php/arch-scot/article/view/236. Acesso em: 1 oct. 2025.