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AUTHORS (1-4 之 4)
Fraser, Thomas, 1893-
1 Coal-washing investigations : methods and tests Yancey, H. F. (Harry Fagan), 1890-1970. Washington : Dept. of Commerce, Bureau of Mines : Gov. Print. Off. [distributor], 1929. 1929 評級: 複本
2 High-sulfur Pittsburgh coal : upgrading in southwestern Pennsylvania and northern West Virginia Fraser, Thomas, 1893- Washington, D.C. : U.S. G.P.O., 1950. 1950 評級: 複本
3 Preparation characteristics of some coals available for the synthetic liquid fuels industry Fraser, Thomas, 1893- Washington, D.C. : U.S. G.P.O., 1950. 1950 評級: 複本
4 Screen sizing of coal, ores and other minerals, Holbrook, Elmer A. (Elmer Allen), 1881-1957. Washington, Govt. Print. Off., 1925. 1925 評級: 複本
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