Public Domain Mark
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Credit
Peruvian bark : a popular account of the introduction of chinchona cultivation into British India. 1860-1880 with maps and illustrations / by Clements R. Markham. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by London School of Hygiene & Tropical Medicine Library & Archives Service. The original may be consulted at London School of Hygiene & Tropical Medicine Library & Archives Service.