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Schwartz, George M.
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Minnesota Geological Survey
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Minnesota
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21. Geology of the Duluth metropolitan area, Bulletin 33, Plate 12
1949. Schwartz, George M. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Township 50 North, Range 15 West, sc...
22. Geology of the Duluth metropolitan area, Bulletin 33, Plate 13
1949. Schwartz, George M. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Township 51 North, Range 12 West, sc...
23. Geology of the Duluth metropolitan area, Bulletin 33, Plate 14
1949. Schwartz, George M. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Township 51 North, Range 13 West, sc...
24. Geology of the Duluth metropolitan area, Bulletin 33, Plate 15
1949. Schwartz, George M. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Township 51 North, Range 14 West, sc...
25. Geology of the Duluth metropolitan area, Bulletin 33, Plate 16
1949. Schwartz, George M. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Township 51 North, Range 15 West, sc...
26. Geology of the Duluth metropolitan area, Bulletin 33, Plate 17
1949. Schwartz, George M. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Township 52 North, Range 11 West, sc...
27. Geology of the Duluth metropolitan area, Bulletin 33, Plate 18
1949. Schwartz, George M. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Township 52 North, Range 12 West, sc...
28. Geology of the Duluth metropolitan area, Bulletin 33, Plate 19
1949. Schwartz, George M. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Township 52 North, Range 13 West, sc...
29. Geology of the Duluth metropolitan area, Bulletin 33, Plate 2
1949. Schwartz, George M. Maps showing sequence of geologic units (beds) alongshore from Duluth East City Limits to Near Knife River, scale 1 inch = about 1800 feet.
30. Geology of the Duluth metropolitan area, Bulletin 33, Plate 3
1949. Schwartz, George M. Maps showing sequence of geologic units (beds) alongshore from Knife River to Two Harbors, scale 1 inch = about 1,800 feet.