Gray, J M. 1892. “Notes on Examples of Old Heraldic and Other Glass, Existing In, or Having Connection With, Scotland; With Especial Reference to the Heraldic Rondel Preserved at Woodhouselee”. Proceedings of the Society of Antiquaries of Scotland 26 (November):34-48. https://doi.org/10.9750/PSAS.026.34.48.