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Coal Mill Droing Of Ime

Coal Mill Droing Of Ime

Most textbooks provide at least a few glimpses of the transformation of the U.S. into a fossil-fueled nation a photo of child laborers outside a Pennsylvania coal mine a statistic on rising coal production perhaps a brief mention of the Ludlow Massacre of 1914 in which Colorado National Guardsmen killed 18 men women and children during a miners strike in southern Colorado.

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