Diaries of John Laing in India and Europe, GBR/0115/RCS/RCMS 21. Cambridge University Library.
Diaries of John Laing in India and Europe, GBR/0115/RCS/RCMS 21. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/resources/124 Accessed September 21, 2023.