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Start Over Subjects Rivers ✖Remove constraint Subjects: Rivers Titles A report of analyses of samples of water and ice from the Mississippi, Minnesota and St. Croix rivers: made in the laboratory of the State Board of Health of Minnesota, in November and December 1886 ✖Remove constraint Titles: A report of analyses of samples of water and ice from the Mississippi, Minnesota and St. Croix rivers: made in the laboratory of the State Board of Health of Minnesota, in November and December 1886 Dates by Range 1850-1899 ✖Remove constraint Dates by Range: 1850-1899

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  • A report of analyses of samples of water and ice from the Mississippi, Minnesota and St. Croix rivers: made in the laboratory of the State Board of Health of Minnesota, in November and December 18861