00863nam0-22002891i-450-99000162776040332120050310121356.0000162776FED01000162776(Aleph)000162776FED0100016277620030910d1930----km-y0itay50------baengGeology of Southern Alberta and Southwestern SaskatchewanM.Y. Williams, W.S. DyerOttawaF.A. Acland1930160 p., 5 tav.25 cmGeologia557Dyer,W.S.69587Williams,Merton Yanwood<1883- >353158ITUNINARICAUNIMARCBK99000162776040332160 557 B 5715683FAGBCFAGBCGeology of Southern Alberta and Southwestern Saskatchewan366873UNINA