01403oam 2200433I 450 991071182350332120190213090306.0(CKB)5470000002487850(OCoLC)973171315(OCoLC)995470000002487850(EXLCZ)99547000000248785020170217d1950 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierTraining geologists a United States Geological Survey viewpoint /by Harold M. Bannerman and William T. Pecora[Washington, D.C.] :United States Department of the Interior, Geological Survey,1950.1 online resource (6 pages)Geological Survey circular ;73"March 1950."Training geologists GeologyStudy and teachingUnited StatesGeologyStudy and teachingfastGeologyStudy and teachingGeologyStudy and teaching.Bannerman Harold M.1401055Pecora W. T(William Thomas),1913-1972,Geological Survey (U.S.),OCLCEOCLCEOCLCQCOPGPOBOOK9910711823503321Training geologists3469150UNINA