Laing, D. 1876. Notice of the Monument to William Carstares, Principal of the University of Edinburgh, erected in 1727 and restored in 1876 with a copy of the Original Contract. Proceedings of the Society of Antiquaries of Scotland. 11, (Nov. 1876), 525–529. DOI:https://doi.org/10.9750/PSAS.011.525.529.