000 00396nam a2200157Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a338.2(73)
_bUn58
110 _aUS. Mines, Bureau of
245 _aMineral facts and problems
260 _aWashington
_bGovernment Printing
_c1956
300 _avi,1042p.
650 _aMinerals
942 _cBK
999 _c35771
_d35771