WALKER, Robert Craufurd. Notice of an old Heraldic Iron Door Knocker from Meikleour, near Blairgowrie. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 33, p. 461–462, 1899. DOI: 10.9750/PSAS.033.461.462. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6750. Acesso em: 29 apr. 2024.