Brook, A.J.S. 1906. Notes on a Brass Table Clock bequeathed to the Society of Antiquaries of Scotland by the late Hugh J Rollo, W.S., and a Silver-cased Table Clock bequeathed to the Society by the late Lady Jane Dundas. Proceedings of the Society of Antiquaries of Scotland. 40, (Nov. 1906), 266–276. DOI:https://doi.org/10.9750/PSAS.040.266.276.