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The Chopawamsic Formation-- : a new stratigraphic unit in the Piedmont of northeastern Virginia

by Southwick, D. L. 1936-
Published: United States Department of the Interior, Geological Survey, 1971

Description: 1 online resource (iii, 11 pages) : illustrations.

eBook

Geologic map of Minnesota : International Falls sheet : bedrock geology

by Southwick, D. L. 1936-
Published: University of Minnesota, Minnesota Geological Survey, 1979

Description: 1 map : color ; 67 x 62 cm, folded to 26 x 17 cm in envelope.

Map

The Chopawamsic Formation-- : a new stratigraphic unit in the Piedmont of northeastern Virginia

by Southwick, D. L. 1936-
Published: [U.S. Govt. Print. Off.], 1971

Description: iii, 11 pages : map. ; 24 cm.

Book

Tectonic imbrication and foredeep development in the Penokean orogen, east-central Minnesota--an interpretation based on regional geophysics and the results of test-drilling

by Southwick, D. L. 1936-
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1991

Description: iv, C17, D10 pages : illustrations ; 28 cm.

Book

Tectonic imbrication and foredeep development in the Penokean orogen, east-central Minnesota--an interpretation based on regional geophysics and the results of test-drilling

by Southwick, D. L. 1936-
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 1991

Description: Electronic text : .DJVU, Image file.

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Electronic

Geologic map of the Soudan quadrangle, St. Louis County, Minnesota

by Sims, P. K. 1918-2011.
Published: Geological Survey, 1980

Description: 1 map : color ; 58 x 39 cm.

Map

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