John Falconer, British Library A Biographical Dictionary of 19th Century Photographers in South and South-East Asia | ‘The work done by this process [photo-collotype] during the year includes…a plate of Ficus Roxburghii, for the Superintendent of the Royal Botanical Gardens, from a very dense paper negative taken from nature by Dr. D. D. Cunningham.’[1]
Footnotes
- Λ Survey of India Annual Report for 1886-87, report by James Waterhouse on the work of the Photographic Office, Appendix, p. cx.
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