What people are saying - Write a review
We haven't found any reviews in the usual places.
REPRINTED SCIENTIFIC WRITINGS
The Public Health
Preventive Medicine and the Physician of the Future
20 other sections not shown
Other editions - View all
acid albuminoid ammonia amount analyses Annual Report average bacilli basin Board of Health Boston carbonic cause cent Charles River chemical chlorine cities and towns color cubic centimeter cultures Deer Island determine diameter diphtheria diphtheria bacilli discharge disease drainage effect effluents feet filtration flow free ammonia gallons given ground waters growth harbor impurities inches increase investigation Lawrence Experiment Station lime Massachusetts material Merrimack River Meters per day method microscopical milk millimeter months Moon Island nitrates nitrification nitrifying organism nitrogen number of bacteria observations obtained organic matter outlet oxidation paper particles poliomyelitis pollution ponds population portion present purification removed reservoirs samples sand sanitary sewage Sewerage sewers sieve solution square mile station storage stream Sudbury River surface waters tanks tastes and odors tide tion toxin trouble typhoid fever unpolluted vegetable Walcott water supply watershed William Ripley Nichols Worcester