Analyses of rocks and minerals from the laboratory of the United States Geological Survey 1914

2016-06-202016-06-201937http://hdl.handle.net/2346/66958157 p.application/pdfengGeological Survey (U.S.)Mines and mineral resourcesRocksAnalyses of rocks and minerals from the laboratory of the United States Geological Survey 1914 - 1936Technical ReportUnrestricted.