01907oam 2200565 450 991070398820332120150824073136.0(CKB)5470000002435856(OCoLC)903566421(OCoLC)882122655(EXLCZ)99547000000243585620150216d1905 ua 0engurbn|||||||||rdacontentrdamediardacarrierPetrography and geology of the igneous rocks of the Highwood mountains, Montana /by Louis Valentine PirssonWashington, D.C. :Department of the Interior, United States Geological Survey,1905.Washington :Government Printing Office.1 online resource (208 pages, VII pages of plates) illustrations (some color), mapsU.S. Geological survey / Bulletin ;no. 237Series B, Descriptive geology, 43Series D, Petrography and mineralogy, 29Title from title screen (viewed Aug. 24, 2015).Includes bibliographical references (page 15) and index.GeologyMontanaPetrologyMontanaIgneous rocksGeologyfastIgneous rocksfastPetrologyfastMontanafastGeologyPetrologyIgneous rocks.Geology.Igneous rocks.Petrology.Pirsson Louis V(Louis Valentine),1860-1919,1394417Geological Survey (U.S.),OCLCEOCLCEOCLCOCOPOCLCFGPOBOOK9910703988203321Petrography and geology of the igneous rocks of the Highwood mountains, Montana3451741UNINA