Christison, D. 1902. The Carvings and Inscriptions on the Kirkyard Monuments of the Scottish Lowlands; particularly in Perth, Fife, Angus, Mearns, and Lothian. Proceedings of the Society of Antiquaries of Scotland. 36, (Nov. 1902), 280–457. DOI:https://doi.org/10.9750/PSAS.036.280.457.