000			00401 a2200145 4500
082			_a622.06173 _bUn3m
245	1		_aMINERAL FACTS AND PROBLEMS, 1965
260			_aWashington _bU. S. Dept. Of The Interior _c1975
300			_av,1259
440			_aIts Bulletin _v667
650			_aMines And Mineral Resources -- U. S
650			_aMineral Industries -- U. S
964			_gCIRC
997			_aA57432 s C
999			_c462952 _d462952