|
|
Coal Geology Wyoming Rock Springs Region : Roehler, Henry W.
|
1988
|
1
|
|
|
Coal Government Policy United States Congresses : Future of Coal Conference
|
2005
|
1
|
|
|
Coal Great Plains Analysis : Zubovic, Peter,
|
1961
|
1
|
|
|
Coal Gulf Coast Region U S : Karlsen, Alex W.,
|
2002
|
1
|
|
|
Coal History : Freese, Barbara
|
2003
|
1
|
| |
Coal Hydrogenation -- See Coal liquefaction
|
|
1
|
|
|
Coal Idaho : Schultz, Alfred Reginald,
|
1918
|
1
|
|
|
Coal Illinois : Zubovic, Peter,
|
1964
|
1
|
|
|
Coal Indonesia Composition : Belkin, H. E.
|
2007
|
1
|
| |
Coal Industry -- See Coal trade
|
|
1
|
|
|
Coal Industry United States : Rogers William P.
|
1978
|
1
|
|
|
Coal Kansas Reserves : Kenny, J. F.
|
1983
|
1
|
|
|
Coal Kentucky Pike County : Hunt, Charles B.
|
1937
|
1
|
|
|
Coal Leases Environmental Aspects Wyoming : United States.
|
2003
|
1
|
|
|
Coal Leases Wyoming : United States.
|
2011
|
1
|
|
|
Coal Liquefaction Environmental Aspects : Pletcher, David,
|
1982-
|
1
|
|
|
Coal Liquefaction Government Policy United States : Bartis, James T.,
|
2008
|
1
|
|
|
Coal Liquefaction Research : Pletcher, David,
|
1982-
|
1
|
|
|
Coal Liquefaction Research United States : United States.
|
2008
|
1
|
|
|
Coal Liquefaction United States Finance : United States.
|
2008
|
1
|
