00306nam a2200109Ia 4500082002100000245008900021260003500110500000500145700000500150100003500155300000600190  a622.095bUn58.MD  aMining developments in Asia and the Far East; mineral resources development seriesb  aNew YorkbUnited Nationsc1964  a  a  aUnited Nations, E. C. A. F. E.  a