01521oam 2200469 450 991070388320332120150630142520.0(CKB)5470000002434896(OCoLC)693656590(OCoLC)760340775(EXLCZ)99547000000243489620101217d1900 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierSome principles and methods of rock anaylsis /by William Francis HillebrandWashington, D.C. :Department of the Interior, United States Geological Survey,1900.Washington :Government Printing Office.1 online resource (114 pages) illustrationsBulletin of the United States Geological Survey ;no. 176Title from title screen (viewed June 30, 2015).Includes bibliographical references and index.RocksAnalysisRocksAnalysisfastRocksAnalysis.RocksAnalysis.Hillebrand W. F(William Francis),1853-1925,1386889Geological Survey (U.S.),OCLCEOCLCEOCLCQOCLCFOCLCQCODOCLCOOCLCQGPOBOOK9910703883203321Some principles and methods of rock anaylsis3477616UNINA