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Credit
Lecture by W. Arnold Evans, Esq., M.D., medical officer of health for Bradford, on water supply : delivered in the Court House, Wakefield, on Saturday, April 30th, 1892, being the eighth of a series of twelve lectures on sanitary subjects ... [etc.]. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by The University of Leeds Library. The original may be consulted at The University of Leeds Library.