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  Partner: UNT Libraries Government Documents Department
 State: Pennsylvania
 Decade: 1960-1969
 Serial/Series Title: Report of investigations (United States. Bureau of Mines)
 Collection: Technical Report Archive and Image Library
Preparation Characteristics of Pennsylvania Anthracite from the Bottom Red Ash Bed, Northern Field

Preparation Characteristics of Pennsylvania Anthracite from the Bottom Red Ash Bed, Northern Field

Date: July 1967
Creator: Sanner, William S.
Description: Report issued by the Bureau of Mines on the anthracite coal in the Bottom Red Ash Bed in Pennsylvania. The coal samples were analyzed for thickness and geologic structure. The amount of recoverable coal was also estimated. This report includes tables, maps, and illustrations.
Contributing Partner: UNT Libraries Government Documents Department
Underground Combustion Oil-Recovery Experiment in the Venango First Sand, Warren County, Pennsylvania

Underground Combustion Oil-Recovery Experiment in the Venango First Sand, Warren County, Pennsylvania

Date: 1963
Creator: Caspero, N. A.; Wertman, W. T. & Eckard, William E.
Description: Report by the Bureau of Mines over oil-recovery methods and experiments conducted in Warren County. Preparation, methods, and results of the experiments are presented. This report includes tables, graphs, maps, and illustrations.
Contributing Partner: UNT Libraries Government Documents Department