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Primary view of UMTRA Project Water Sampling and Analysis Plan: Canonsburg and Burrell, Pennsylvania
unknown creator
March 1994
Primary view of Estimate of Known Recoverable Reserves of Coking Coal in Westmoreland County, Pennsylvania
Dowd, James J.; Turnbull, Louis A.; Toenges, Albert L.; Abernethy, R. F. & Reynolds, D. A.
August 1951
Primary view of High-Sulfur Pittsburgh Coal: Upgrading in Southwestern Pennsylvania and Northern West Virginia
Fraser, Thomas; Crentz, W. L. & Bailey, A. L.
1950
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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