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Coal Mines And Mining Australia : International Conference on Reliability, Production, and Control in Coal Mines
|
1991
|
1
|
|
Coal Mines And Mining China History : Thomson, Elspeth,
|
2003
|
1
|
|
Coal Mines And Mining China History 19th Century : Wu, Shellen Xiao,
|
2015
|
1
|
|
Coal Mines And Mining China History 20th Century : Wu, Shellen Xiao,
|
2015
|
1
|
|
Coal Mines And Mining Collective Bargaining -- See Collective bargaining Coal mining industry
|
|
1
|
|
Coal Mines And Mining Colombia : Gibbs, Terry,
|
2017
|
1
|
|
Coal Mines And Mining Colorado Cokedale History : Robertson, David,
|
2010
|
1
|
|
Coal Mines And Mining Colorado Fiction : Caputo, Silvio,
|
1984
|
1
|
|
Coal Mines And Mining Colorado History : Clyne, Richard J.
|
1999
|
1
|
|
Coal Mines And Mining Colorado Mesa County : Erdmann, C. E.
|
1934
|
1
|
|
Coal Mines And Mining Congresses : Federal Coal Symposium
|
1998
|
1
|
|
Coal Mines And Mining Economic Aspects : Strellec, Kristen L.
|
2000
|
1
|
|
Coal Mines And Mining Environmental Aspects Congresses : National Mined Land Reclamation Conference
|
1987
|
1
|