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Now showing items 71-80 of 278
La Plata folio, Colorado
(Geological Survey (United States), 1899)
Elkland-Tioga folio, Pennsylvania
(Geological Survey (United States), 1903)
Muscogee folio, Indian Territory
(Geological Survey (United States), 1905)
Nueces folio, Texas
(Geological Survey (United States), 1897)
Huron folio, South Dakota
(Geological Survey (United States), 1904)
Holyoke folio, Massachusetts-Connecticut
(Geological Survey (United States), 1898)
Watkins Glenn-Catatonk folio, New York
(Geological Survey (United States), 1909)
Stevenson folio, Alabama-Georgia-Tennessee
(Geological Survey (United States), 1895)
Winslow folio, Arkansas-Indian Territory
(Geological Survey (United States), 1907)
Marysville folio, California
(Geological Survey (United States), 1895)