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Town excreta, its utilization : London sewage, shall it be wasted? or economised? : being a plan for the collection and treatment of the faecal matter of towns, for purifying the sewers and rivers, and removing the chief impurities which render them dangerous to the health of communities : with especial and immediate reference to the metropolis, the River Thames, and the Board of Works' main drainage scheme / by Charles F.O. Glassford. Public Domain Mark. Source: Wellcome Collection.
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.