The Changing Structure of the U.S. Coal Industry: An Update Published: 1988 Total Pages: 71 Get eBook
The Changing Structure of the U.S. Coal Industry, 1976-1986 Published: 1988 Total Pages: 48 Get eBook
Concentration Levels and Trends in the Energy Sector of the U.S. Economy United States. Federal Trade Commission Published: 1974 Total Pages: 528 Get eBook
Oversight Hearings: Coal mining research and development United States. Congress. House. Committee on Science and Technology. Subcommittee on Energy Research, Development, and Demonstration (Fossil Fuels) Published: 1975 Total Pages: 1406 Get eBook
Annual Report to Congress United States. Department of Energy Published: 1982-08 Total Pages: 180 Get eBook
Secretary's Annual Report to Congress United States. Department of Energy Published: 1981 Total Pages: 362 Get eBook
