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1992
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Coal Miners Pennsylvania History : Aurand, Harold W.
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Coal Miners Pensions : United States.
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Coal Mines And Mining Data Processing : Daniels, Jeffrey J.,
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Coal Mines And Mining Explosives : Munroe, Charles E.
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1908
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Coarse Woody Debris : Brown, James K.
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Coast Salish Indians Fiction : Day, Christine,
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1
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