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Now showing items 51-60 of 68
Downieville folio, California
(Geological Survey (United States), 1897)
Roseburg folio, Oregon
(Geological Survey (United States), 1898)
Butte special folio, Montana.
(Geological Survey (United States), 1897)
Buckhannon folio, West Virginia
(Geological Survey (United States), 1896)
Morristown folio, Tennessee
(Geological Survey (United States), 1896)
Franklin folio, West Virginia-Virginia
(Geological Survey (United States), 1896)
Briceville folio, Tennessee
(Geological Survey (United States), 1896)
Absaroka folio, Crandall and Ishawooa quadrangles, Wyoming
(Geological Survey (United States), 1899)
Harpers Ferry folio, Virginia-Maryland-West Virginia
(Geological Survey (United States), 1894)
Lassen Peak folio, California
(Geological Survey (United States), 1895)