bn:13876440n
Noun Concept
Categories: History of coal mining, American coal miners, Miners' labor unions, Coal miners, Coal mining in the United States
EN
History of coal miners  coal miners
EN
People have worked as coal miners for centuries, but they became increasingly important during the Industrial revolution when coal was burnt on a large scale to fuel stationary and locomotive engines and heat buildings. Wikipedia
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EN
People have worked as coal miners for centuries, but they became increasingly important during the Industrial revolution when coal was burnt on a large scale to fuel stationary and locomotive engines and heat buildings. Wikipedia
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