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Map of the lower Colorado drainage basin showing mineral deposits tributary to Boulder Dam [ferrous districts]
Map of the lower Colorado drainage basin showing mineral deposits tributary to Boulder Dam [ferrous districts]
TitleMap of the lower Colorado drainage basin showing mineral deposits tributary to Boulder Dam [ferrous districts]
View map image in other file formatsftp://dataworks.library.unr.edu/Keck/HistTopoNV/Historic_Maps/LowerCORiverDrainBasinMineralDepos_B871_S2.djvu (138K); ftp://dataworks.library.unr.edu/Keck/HistTopoNV/Historic_Maps/LowerCORiverDrainBasinMineralDepos_B871_S2.jpg (3.4Mb); ftp://dataworks.library.unr.edu/Keck/HistTopoNV/Historic_Maps/LowerCORiverDrainBasinMineralDepos_B871_S2.tif (112.7Mb)
SourceOriginally published as: USGS Bulletin 871, Sheet 2
Call NumberI 19.3: 871 (DeLaMare Library)
Searchable Date1934
Original Date1934
Electronic Publication Date2007
Original PublisherWashington, D.C.: U.S. Geological Survey
Electronic PublisherMary B. Ansari Map Library
Description1 map : b&w ; 48 x49 cm.; Surveyed in 1934; bar scale: 2 1/2" = 60 miles; (approx. W33°/N112°)
SubjectMines and mineral resources -- Colorado River Valley (Colo.-Mex.) -- Maps
Southwest, New -- Maps
Resource TypeImage
Location DepictedColorado River Valley (Colo.-Mex.)
Southwest, New
Nevada
Arizona
California
Permissions InformationThis image may be freely downloaded and used. Please give credit to the Mary B. Ansari Map Library, University of Nevada, Reno.
Contributing InstitutionUniversity of Nevada, Reno [owner]
Formatimage/jpeg2000; image/djvu; image/jpeg; image/tiff
Digitization SpecificationsThis JPEG2000 file was derived from a high-resolution (300 dpi, 24-bit) uncompressed TIFF image that was scanned from the original using an IDEAL/Contex Magnum 54" Plus wide format scanner, default color configuration. The TIFF files were also converted into both the JPEG and DjVu formats. These files are all loaded on the UNR Libraries' NAS server.
Languageeng
RelationFrom the series: Bulletin of the U.S. Geological Survey

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