ANDERSON, Robert. Notice of Working Drawings Scratched on the Walls of the Crypt at Roslin Chapel. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 10, p. 63–64, 1873. DOI: 10.9750/PSAS.010.63.64. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/5654. Acesso em: 16 may. 2024.