000 00340nam a2200133Ia 4500
001 1787
008 220811s1960 ###||||g |||| ||spa d
082 _a553
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100 _aGillson, Joseph L.
_951123
245 0 _aIndustrial Minerals and Rocks
264 _c1960
942 _cBK
_2ddc
035 _a553 -G48-Industrial Minerals and Rocks-
999 _c39733
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