245 resultados para Conservation and Survey Division


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Performed for the Office of Solid Waste, under contract no. 68-01-3945.

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Title varies: No. 1-31, 1910-1921?, Michigan Geological and Biological Survey; no. 32, 1921, State of Michigan. Department of Conservation. Division of Geological Survey; no. 33-47, 50-51, 1921-1961, State of Michigan. Department of Conservation. Geological Survey Division.

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Includes index.

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Vols. for 1920/21-1930 reprinted from the 4th-13th Administrative report.