An In-Depth Exploration of Sewage Treatment With 8 Key BooksWilliam Charles Easdale, Harold E. Babbitt, H. Alfred Roechling, Alfred Stowell Jones, Edward John Schneider, Theodore Clifford Phillips, Henry N. Ogden, H. Burdett Cleveland, Association of Official Agricultural Chemists, American Public Health Association. Laboratory Section, American Chemical Society, George M. Warren, Theobald Smith37h 34m