Shaping Coal's Future Through Technology, 1974-1975 United States. Office of Coal Research Published: 1975 Total Pages: 256 Get eBook
Annual Report - Office of Coal Research United States. Office of Coal Research Published: 1974 Total Pages: 260 Get eBook
Monthly Catalog of United States Government Publications, Cumulative Index United States. Superintendent of Documents Published: 1976 Total Pages: 1466 Get eBook
ERDA Research Abstracts United States. Energy Research and Development Administration Published: 1976 Total Pages: 716 Get eBook
Mineral Facts and Problems United States. Bureau of Mines Published: 1975 Total Pages: 1266 Get eBook
