South Windsor, Conn. : United Technologies Power Systems ; Washington, D.C. : U.S. Dept. of Energy, Fossil Energy, Office of Coal Utilization and Extraction, [1985]
1985
South Windsor, Conn. : United Technologies Power Systems ; Washington, D.C. : U.S. Dept. of Energy, Fossil Energy, Office of Coal Utilization and Extraction, [1985]
1985