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Primary view of Estimate of Known Recoverable Reserves of Coking Coal in Harlan County, Kentucky
Wallace, Joseph J.; Dowd, James J.; Travis, Raymond G.; Abernethy, R. F. & Reynolds, D. A.
March 1954
Primary view of Carbonizing Properties: Eastern Kentucky Coals from Elkhorn Number 1, Elkhorn Number 2, Leatherwood, and Harlan Beds
Davis, J. D.; Reynolds, D. A.; Brewer, R. E.; Wolfson, D. E.; Naugle, B. W.; Frederic, W. H. et al.
1952
Primary view of Analyses of Coals in the United States with Descriptions of Mine and Field Samples Collected between July 1, 1904 and June 30, 1910: Part 1. -- Analyses
Lord, N. W.
1913
Primary view of Analyses of Coals in the United States with Descriptions of Mine and Field Samples Collected between July 1, 1904 and June 30, 1910 Part 2. Descriptions of Samples
Lord, N. W.
1913
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