SMITH, John Alexander. Notice of a small collection of Flint Implements and Arrow-Heads; with portion of a Small Ornamented Stone Ball found in Kincardineshire. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 11, p. 24–28, 1875. DOI: 10.9750/PSAS.011.24.28. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/5728. Acesso em: 22 may. 2024.