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Minnesota
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Minneapolis-St.Paul-Bloomington, Minnesota, United States
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32. Hydrology: Ecological Study for the Twin-Cities Metropolitan Area
1968. 1:62,500.
35. Low Temperature Zones: Ecological Study for the Twin-Cities Metropolitan Area
1968. Map of Low Temperature Zones prepared for the Metropolitan Council as a part of An Ecological Study for the Twin-Cities Metropolitan Area. Scale 1:...
38. Major River - Water Quantity: Ecological Study for the Twin-Cities Metropolitan Area
1968. Map of Major River - Water Quantity prepared for the Metropolitan Council as a part of An Ecological Study for the Twin-Cities Metropolitan Area. S...
39. Major Rivers - Water Quality - Biological: Ecological Study for the Twin-Cities Metropolitan Area
1968. Map of Major Rivers - Water Quality - Biological prepared for the Metropolitan Council as a part of An Ecological Study for the Twin-Cities Metropo...
40. Major Rivers - Water Quality - Chemical: Ecological Study for the Twin-Cities Metropolitan Area
1968. Map of Major Rivers - Water Quality - Chemical prepared for the Metropolitan Council as a part of An Ecological Study for the Twin-Cities Metropoli...