@article{Mitchell_1869, title={Note on large Stone Implements found in Shetland}, volume={8}, url={http://journals.socantscot.org/index.php/psas/article/view/5402}, DOI={10.9750/PSAS.008.64.66}, journal={Proceedings of the Society of Antiquaries of Scotland}, author={Mitchell, Arthur}, year={1869}, month={Nov.}, pages={64-66} }