Porter, J.S. 1854. Attempt to explain the legend on a bronze Hebrew Seal, figured in the Society’s Proceedings, ante, p.39; with remarks on the use of imagery among the Jews, both in ancient and modern times. Proceedings of the Society of Antiquaries of Scotland. 1, (Nov. 1854), 150–153. DOI:https://doi.org/10.9750/PSAS.001.150.153.