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Now showing items 1-10 of 14
Pyramid Peak folio, California
(Geological Survey (United States), 1896)
La Plata folio, Colorado
(Geological Survey (United States), 1899)
Nueces folio, Texas
(Geological Survey (United States), 1897)
Tenmile district special folio, Colorado
(Geological Survey (United States), 1898)
Truckee folio, California
(Geological Survey (United States), 1897)
Anthracite-Crested butte folio, Colorado
(Geological Survey (United States), 1894)
Livingston folio, Montana.
(Geological Survey (United States), 1894)
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)