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A History of Mexican and Mexican Americans in the Coal Mining Regions of the Roc. :All rights reservedINFORMATION TO ALL USERSThe quality of this reproduction i...
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For the coal is an exhaustible resource,Determination of its rational mining scale,its sustainable exploitation and utilization have caught extensive attentions of governments and theo...
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you go on holiday and get into conversation, people can't believe you work in a mine. They don't know that up this end of the world it's always been mining, says Chappell, who is 5...
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