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3by Miller, James D., Jr.Subjects: “...Minnesota Geological Survey...”
Published 1999
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5by University of Minnesota, Duluth. News ServiceSubjects: “...University of Minnesota...”
Published 1963
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Journal/Newspaper -
6by University of Minnesota, Duluth. News ServiceSubjects: “...University of Minnesota...”
Published 1960
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Journal/Newspaper -
7
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8by University of Minnesota, Duluth Branch. News ServiceSubjects: “...University of Minnesota...”
Published 1959
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Journal/Newspaper -
9by University of Minnesota, Duluth Branch. News ServiceSubjects: “...University of Minnesota...”
Published 1959
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Journal/Newspaper -
10
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11by Roufs, Timothy GSubjects: “...University of Minnesota...”
Published 1988
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Other/Unknown Material -
12by Roufs, Timothy GSubjects: “...University of Minnesota...”
Published 1982
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13by Roufs, Timothy GSubjects: “...University of Minnesota...”
Published 1983
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14by Roufs, Timothy GSubjects: “...University of Minnesota...”
Published 1984
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Other/Unknown Material -
15by Goldich, Samuel S., Nier, Alfred O., Baadsgaard, Halfdan, Hoffman, John H., Krueger, Harold W.Subjects: “...Minnesota Geological Survey...”
Published 1961
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Report -
16by Doerfler, Jill, University of Minnesota Duluth. Department of American Indian Studies, University of Minnesota Duluth. Office of Intercultural InitiativesSubjects: “...University of Minnesota Duluth...”
Published 2015
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Other/Unknown Material -
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