Biodiversity Heritage Library
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Subject "Copper mines and mining"
Ancient mining on the shores of Lake Superior. By Charles Whittlesey.
By: Whittlesey, Charles,
Publication info: Washington,Smithsonian Institution,1863
Contributed by: Boston College Libraries (archive.org)
Subjects: Antiquities Copper mines and mining Michigan
The geology of the Corocoro copper district of Bolivia, by Joseph T. Singewald, jr., and Edward W. Berry.
By: Singewald, Joseph T. - Berry, Edward Wilber,
Publication info: Baltimore :The Johns Hopkins Press,1922.
Contributed by: University of California Libraries (archive.org)
Subjects: Bolivia Copper mines and mining Corocoro Geology Paleontology