@article{Boyle_1938, title={Suggestions for the Dates of Four Scottish Monuments}, volume={72}, url={http://journals.socantscot.org/index.php/psas/article/view/8090}, DOI={10.9750/PSAS.072.115.121}, journal={Proceedings of the Society of Antiquaries of Scotland}, author={Boyle, Mary}, year={1938}, month={Nov.}, pages={115-121} }