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Fluidized Bed Combustion Автор: Simeon N. Oka Год: 2003 |
Cumberland and Pennsylvania Railroad Автор: Frederic P. Miller, Agnes F. Vandome, John McBrewster Год: 2010 |
Coal nationalisation; precis and evidence offered to the Coal Industry Commission Автор: Edwin Cannan Год: -0001 |
Coal Tit Год: 2011 |
Debating Coal Closures Автор: Cooper Год: 2010 |