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Now showing items 161-170 of 198
Passaic folio, New Jersey--New York
(Geological Survey (United States), 1908)
Edgemont folio, South Dakota-Nebraska
(Geological Survey (United States), 1904)
Bessemer-Vandiver folio, Alabama
(Geological Survey (United States), 1927)
Leavenworth-Smithville folio, Missouri-Kansas
(Geological Survey (United States), 1917)
Somerset-Windber folio, Pennsylvania
(Geological Survey (United States), 1934)
Kenova folio, Kentucky-West Virginia-Ohio
(Geological Survey (United States), 1912)
Belleville-Breese folio, Illinois
(Geological Survey (United States), 1915)
Jamestown-Tower folio, Jamestown, Eckelson, and Tower quadrangles, North Dakota
(Geological Survey (United States), 1909)
Snoqualmie folio, Washington
(Geological Survey (United States), 1906)
Philipsburg folio, Montana
(Geological Survey (United States), 1915)