28 pages matching increase in this book
Results 1-3 of 28
What people are saying - Write a review
We haven't found any reviews in the usual places.
baby baby's Bacteriological birth Blue Ridge Sanatorium boards bowel breast Bureau of Vital capacity Catawba Catawba Sanatorium cause child chlorine citv clean Clifton Forge CM CM CM colored Company concrete counties Creek death rate depth diet diphtheria disease drain tile drilled dysentery examinations feet deep filter plant gallons germs Gravity supply H CM Harrisonburg inches increase infection intake laboratory lime limestone spring marriage miles northwest milk months mother mouth necessary needed nurse patients physician pipe pollution population pregnancy prevent privy pump purification records Richmond River Roanoke sanatoria sanitary sanitation officers secured septic tank service reservoir sewage sewer soil spring located square miles straight edge stream Taylor Law teeth terra cotta tion Total town treatment tuberculosis tularemia typhoid fever usually uterus Virginia Vital Statistics water supply watershed Watershed area