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Now showing items 141-150 of 198
Sundance folio, Wyoming-South Dakota
(Geological Survey (United States), 1905)
Colfax folio, California
(Geological Survey (United States), 1900)
Accident-Grantsville folio, Maryland-Pennsylvania-West Virginia
(Geological Survey (United States), 1908)
Brownsville-Connellsville folio, Pennsylvania
(Geological Survey (United States), 1903)
Ann Arbor folio, Michigan
(Geological Survey (United States), 1908)
Waynesburg folio, Pennsylvania
(Geological Survey (United States), 1905)
Montevallo-Columbiana folio, Alabama
(Geological Survey (United States), 1940)
New York City folio, Paterson, Harlem, Staten Island, and Brooklyn quadrangles, New York-New Jersey
(Geological Survey (United States), 1902)
Latrobe folio, Pennsylvania
(Geological Survey (United States), 1904)
Columbia folio, Tennessee
(Geological Survey (United States), 1903)