Noblesville is a typical county seat town of the central part of Indiana, with a population of about 5,000, where, previous to the year of this milk-borne epidemic, there had been only a few scattered cases of typhoid yearly. The sewage system was good and of ample proportions, and the city's water-supply came from deep-drilled wells, the ones supplying the largest amount of water being 300 feet deep and well cased. The principal milk-supply was from a dairy conducted by a man who made every effort to supply the people with pure milk and who tried in every way to run a strictly modern plant. But, as in every other city, there were several who sold milk in different parts of the city. Among these was a Mrs. H., who, living a mile from town, had established a milkroute that supplied about thirty-five families.
During the latter part of August