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141by Soulé, J. H. (John H.)“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1949
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142“...Report of investigations (United States. Bureau of Mines) ;...”
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143“...Report of investigations (United States. Bureau of Mines) ;...”
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144by Hundhausen, Robert J.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1949
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145by Blade, O. C. (Oscar Carl), 1902-1985“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1949
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146“...Report of investigations (United States. Bureau of Mines) ;...”
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147by Markovits, J. A.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1950
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148by Read, D. F. (Donald F.)“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1949
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149by Read, D. F. (Donald F.)“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1949
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Government Document eBook -
150“...Report of investigations (United States. Bureau of Mines) ;...”
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Government Document eBook -
151“...Report of investigations (United States. Bureau of Mines) ;...”
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Government Document eBook -
152“...Report of investigations (United States. Bureau of Mines) ;...”
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153“...Report of investigations (United States. Bureau of Mines) ;...”
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154by Dowd, James J.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1951
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155by Dowd, James J.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1951
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156by Bath, G. D.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1951
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Government Document eBook -
157“...Report of investigations (United States. Bureau of Mines) ;...”
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158by Dowd, James J.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1951
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159by Blade, O. C. (Oscar Carl), 1902-1985“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1951
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160“...Report of investigations (United States. Bureau of Mines) ;...”
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Government Document eBook