Carbonizing Properties and Petrographic Composition of No. 2-bed Coal from Bartoy Mine and No. 5-bed Coal from Wilkeson-Miller Mine, Wilkeson, Pierce County, Washington
Joseph Dana Davis · Dewey A. Reynolds · George C. Sprunk · Clarence Raymond Holmes · J. T. McCartney
មករា 1942 · U.S. Department of the Interior, Bureau of Mines