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Credit
Proposed supply of water to the town of Maidstone, in the county of Kent : reports on the microscopical and chemical examination of the filtered water of the River Medway, as supplied to the asylum near Maidstone, and of water from a well supplied by chalk springs, situated at Lidsing-Green / by Dr. Lankester and Dugald Campbell. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.