Browsing by Subject "Mississippi river"
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Item Geology of Itasca State Park(Minnesota Department of Natural Resources, 1952-12) Zumberge, James H.Brief summary of the geology of Itasca State Park, Clearwater County, Minnesota. Headwaters of the Mississippi River. (Both this and the St. Croix park article were given the number 15).Item Geology of John Latsch State Park(Minnesota Department of Natural Resources, 1953-10) Thiel, George A.Brief summary of the geology of John Latsch State Park, southeastern Minnesota.