“Note on a Stone Celt found, in October 1881, on the Estate of Naemoor, the Property of J.J. Moubray, Esq., in the Parish of Muckhart, Kinross-shire” (1882) Proceedings of the Society of Antiquaries of Scotland, 16, pp. 430–431. doi:10.9750/PSAS.016.430.431.