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Credit
Report to the hon. Commissioners of Sewers of the City of London, of the results of the gaugings of the sewers discharging within the limits of the City of London, during the year 1853 / by William Haywood. 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.