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Bedrock geology of Duluth and vicinity, St Louis County, Minnesota, GM-1, Plate 1

Author:
Description:
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Duluth and Vicinity, St. Louis County, Minnesota, scale 1:24,000.
Collection:
Minnesota Geological Survey
Place:
Minnesota, United States
Subject:
Environment
Year:
1964
Contributed by:
Minnesota
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