Water purification

Collection:: Medicine in the Americas, 1610-1920
Author(s):: Pennsylvania Sanitation Company, author.
Publication:: [Philadelphia?] : [publisher not identified], [1897?]
Language(s):: English
Format:: Text
Subject(s):: Water Purification -- methods
Copyright:: The National Library of Medicine believes this item to be in the public domain (More information)
Extent:: 12 pages
Illustrations:: Illustrations
NLM Unique ID:: 101206207 (See catalog record)
Permanent Link:: http://resource.nlm.nih.gov/101206207

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