@article{Hutcheson_1889, title={Notice of a Cup-Marked Stone found at Williamston, in the Parish of St Martins, Perthshire}, volume={23}, url={http://journals.socantscot.org/index.php/psas/article/view/6323}, DOI={10.9750/PSAS.023.142.143}, journal={Proceedings of the Society of Antiquaries of Scotland}, author={Hutcheson, Alexander}, year={1889}, month={Nov.}, pages={142-143} }