Report issued by the U.S. Bureau of Mines discussing the annual report over the research and technology of coal during 1943. The report describes mining methods, and properties of coal. This report includes tables, illustrations, photographs, and a map.

Report issued by the U.S. Bureau of Mines on the U.S. Explosives Division, and the chemical and physical testing conducted. The properties of the studies conducted during 1936 are presented. This report includes tables, illustrations, and photographs.

Report issued by the U.S. Bureau of Mines on the development and production of synthetic liquid fuels derived from agricultural products. The amount of synthetic fuels developed from corn is presented. The report includes tables, maps, and illustrations.

Report issued by the Bureau of Mines over studies conducted on the beneficiation of iron-copper ores. As stated in the summary, "this report summarizes the results of laboratory testing of copper-bearing magnetite ore from the Poorman, Rush and Brown, and Copper Center deposits, Kasaan Peninsula, Prince of Wales Island, southeastern Alaska" (p. 1). This report includes tables, maps, and illustrations.

Report of investigations issued by the U.S. Bureau of Mines on the estimated recoverable reserves of bituminous coal found in the Matanuska Valley Coal Field. The investigation includes studies of the area, and methods of mining which include diamond and churn drilling. This report includes maps, photographs, and illustrations.

Report from the U.S. Bureau of Mines on exploration of known cobalt ore deposits in Lemhi County, Idaho. Physical features of the area, and properties of the cobalt samples collected are presented. This report includes tables, maps, and illustrations.

Report issued by the Bureau of Mines over the characteristics and properties of many different crude-oil samples from Colorado. The properties of each sample are presented. This report includes table, maps, and illustrations.

Report issued by the Bureau of Mines over studies conducted on the iron-nickel deposits of Kittitas County, Washington. As stated in the introduction, "the investigation consisted of road building, diamond drilling, sampling, and metallurgical tests" (p. 1). This report includes tables and maps.

Report issued by the U.S. Bureau of Mines discussing coal mine fires and explosions during the fiscal year of 1943. Causes of the fires and explosions are presented, as well as the number of fatalities from each. This report includes tables, and illustrations.

Report issued by the U.S. Bureau of Mines on the coal mine related deaths during the month of January, 1931. The number of fatalities and their causes are presented. This report includes tables.

Report issued by the U.S. Bureau of Mines on investigations of the magnetite-bearing sands near the Columbia River between Oregon and Washington. Properties of the sands and magnetite deposits are listed. This report includes tables, maps, and illustrations.

Report issued by the U.S. Bureau of Mines discussing the U.S. slab-zinc consumption between the years of 1940-1945. As stated in the introduction, "this information circular summarized basic data collected for many years by the Bureau of Mines, but in particular presents for the 1940-45 period details derived from the comprehensive slab zinc consumption survey inaugurated in 1940" (p. 3). The different uses for slab zinc are presented. This report includes maps, tables, and illustrations.

Report issued by the Bureau of Mines over base-metal testing conducted in Granite County, Montana. Descriptions of the deposits, geology, and the factual data obtained during testing are presented. This report includes tables, maps, and illustrations.

Technical paper issued by the Bureau of Mines over the accounting for small metal mines. As stated in the introduction, "this report outlines methods of cost keeping suitable for metal mines of small or moderate size and presents various forms and cost sheets that have been found useful in actual practice" (p. 5). This paper includes tables, and illustrations.

Report issued by the Bureau of Mines on investigations of air contamination in tunnels due to diesel exhaust. Air samples were taken inside tunnels and measured for carbon dioxide, carbon monoxide, and nitrogen oxides. This report includes tables and graphs.

Report issued by the Bureau of Mines over investigations of coking-coal reserves of Washington County, Pennsylvania. Methods used, and measurements of coal reserves are listed. This report includes tables, and maps.

Report issued by the Bureau of Mines regarding explosions that took place on two separate cargo ships in 1947. The observations, data collected, and testing done during investigations of the disaster are presented. This report includes photographs, and illustrations.

Report issued by the Bureau of Mines over geophysical studies conducted on iron deposits of Grant County, New Mexico. Methods and equipment used during the studies are presented. The results are also presented and discussed. This report includes tables, maps, and illustrations.

Report issued by the U.S. Bureau of Mines discussing a low-temperature coal-tar industry in Germany. As stated in the Purpose and Scope of the Investigation, "the primary purpose of the investigation covered by this report was to determine to what extent the production and use of low-temperature tar in Germany had advanced during the 10-year period prior to the close of the last war" (p. 7). This report includes tables, illustrations, and a photograph.

Report issued by the U.S. Bureau of Mines on the oil-shale reserves near the Green River formation. Samples are analyzed for economic value, and presented in tables and illustrations. The report also includes maps of the sample areas.

Report of investigations issued by the U.S. Bureau of Mines on the Hermada antimony deposit in southwestern Idaho. The investigations included trenching and drilling. The report contains maps of the area, and tables of data.

Report issued by the Bureau of Mines over studies conducted on molybdenum deposits in the Neihart District of Cascade County. As stated in the introduction, "this report describes the deposit, presents the factual data obtained from the sampling and core-drilling operations, and summarizes the results of the metallurgical studies" (p. 2). This report includes tables, maps, and illustrations.

Report issued by the U.S. Bureau of Mines discussing the fire that occurred in Kings Mine in Princeton, Indiana. The circumstances surrounding the fire, including mining methods and conditions are presented. This report includes tables, and illustrations.

Report issued by the Bureau of Mines over investigations conducted on manganese deposits in Maine. Details of the history, physical features, and geology are presented. This report includes tables, maps, illustrations, and photographs.