Description: Report issued by the U.S. Bureau of Mines on the known deposits of coking coal in Indiana County. The properties and characteristics of the coal and coal blends sampled are presented. The report includes tables and maps.
Date: December 1950
Creator: Dowd, James J.; Turnbull, Louis A.; Toenges, Albert L.; Cooper, H. M.; Abernethy, R. F.; Reynolds, D. A. et al.
Item Type: Refine your search to only Report