Geological section on the Mississippi River from the mouth of Lake St. Croix to 1 mile above the falls of St. Anthony.ID Number: G4141 .C57 18-- .O94 2F 1 of 2 media  |
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Geological section on the Mississippi River from the mouth of Lake St. Croix to 1 mile above the falls of St. Anthony.ID Number: G4141 .C57 18-- .O94 2F 1 of 2 media |
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