MAXWELL, Stuart. A brass sporting gun dated 1624. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 106, p. 215–218, 1977. DOI: 10.9750/PSAS.106.215.218. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8902. Acesso em: 18 jun. 2024.