Titles: Examination of water for sanitary and technic purposes - Digital Collections - National Library of Medicine Search Results

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1. Examination of water for sanitary and technic purposes

Author(s):: Leffmann, Henry, 1847-1930, author
Publication:: Philadelphia : P. Blakiston, Son & Co., 1895
Subject(s):: Fresh Water -- analysis

2. Examination of water for sanitary and technic purposes

Author(s):: Leffmann, Henry, 1847-1930, author
Publication:: Philadelphia : P. Blakiston's Son & Co., 1899
Subject(s):: Water -- analysis