Experimental investigations by the State Board of Health of Massachusetts upon the purification of sewage by filtration and by chemical precipitation and upon the intermittent filtration of water. Made at Lawrence, Mass., 1888-1890.

  • Massachusetts. State Board of Health.
Date:
1890

Licence: Public Domain Mark

Credit: Experimental investigations by the State Board of Health of Massachusetts upon the purification of sewage by filtration and by chemical precipitation and upon the intermittent filtration of water. Made at Lawrence, Mass., 1888-1890. 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.

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