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- Author(s):
- Smart, Charles, 1841-1905, author
- Publication:
- [Minnesota] : [publisher not identified], [1886]
- Subject(s):
- Water Pollutants
Water Supply
Sanitation -- methods
Sewage -- analysis
- Author(s):
- Nichols, Wm. Ripley (William Ripley), 1847-1886, author
Allen, Charles R., author
- Publication:
- [Philadelphia?] : [publisher not identified], [1885?]
- Subject(s):
- Sewage -- analysis
Nitrogen -- analysis
Boston