00934nam0-2200313---450-99000977493040332120131016123303.0000977493FED01000977493(Aleph)000977493FED0100097749320131016d1952----km-y0itay50------baengUSa-------001yy<<The >>mineral resources of the worldby William Van Royen, Oliver Bowlesin collaboration with Elmer W. PehrsonNew YorkPrentice- Hall1952IX, 181 p.ill.30 cmMineralogiaVan Royen,William<1900- >129405Bowles,Oliver312646Pehrson,Elmer W.ITUNINARICAUNIMARCBK990009774930403321P1/490475DINGEDINGEMineral resources of the world807303UNINA