Latest content added for UNT Digital Library Partner: UNT Libraries Government Documents Departmenthttps://digital.library.unt.edu/explore/partners/UNTGD/browse/?sort=date_d&start=10&fq=untl_collection:TRAIL&fq=str_title_serial:Information+circular+(United+States.+Bureau+of+Mines)2013-06-17T19:07:53-05:00UNT LibrariesThis is a custom feed for browsing UNT Digital Library Partner: UNT Libraries Government Documents DepartmentMining Methods and Costs, Regal Asbestos, Mine Jaquays Mining Corp., Gila County, Arizona2013-06-17T19:07:53-05:00https://digital.library.unt.edu/ark:/67531/metadc170723/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc170723/"><img alt="Mining Methods and Costs, Regal Asbestos, Mine Jaquays Mining Corp., Gila County, Arizona" title="Mining Methods and Costs, Regal Asbestos, Mine Jaquays Mining Corp., Gila County, Arizona" src="https://digital.library.unt.edu/ark:/67531/metadc170723/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the mining costs and methods of the Regal asbestos mine in Arizona. Location, history, production, and development details are presented. This report includes tables, maps, illustrations, and photographs.</p>Recent Developments in Fire-Resistant Hydraulic Fluids for Underground Use2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67109/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67109/"><img alt="Recent Developments in Fire-Resistant Hydraulic Fluids for Underground Use" title="Recent Developments in Fire-Resistant Hydraulic Fluids for Underground Use" src="https://digital.library.unt.edu/ark:/67531/metadc67109/small/"/></a></p><p>Report issued by the Bureau of Mines discussing the use of fire-resistant hydraulic fluids in coal mines. As stated in the summary, "this report reviews investigations to determine the fire hazard in coal mining when using flammable petroleum hydraulic oils to actuate mining equipment and summarizes research by the Bureau of Mines and industry on fire-resistant hydraulic fluids" (p. 1). This report includes tables, illustrations, and photographs.</p>The Soviet Seven-Year Plan (1959-65) for Oil2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67104/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67104/"><img alt="The Soviet Seven-Year Plan (1959-65) for Oil" title="The Soviet Seven-Year Plan (1959-65) for Oil" src="https://digital.library.unt.edu/ark:/67531/metadc67104/small/"/></a></p><p>Report issued by the Bureau of Mines discussing the Soviet plan to increase oil production between 1959
and 1965. As stated in the introduction, "this report, based almost entirely on Soviet petroleum literature, describes the planned expansion of the U.S.S.R. petroleum industry and attempts to provide some idea of the magnitude of future Soviet oil exports" (p. 2). This report includes tables, and a map.</p>Applications of a Small Electronic Digital Computer to Pyrometallurgical Research2013-06-17T19:07:53-05:00https://digital.library.unt.edu/ark:/67531/metadc170721/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc170721/"><img alt="Applications of a Small Electronic Digital Computer to Pyrometallurgical Research" title="Applications of a Small Electronic Digital Computer to Pyrometallurgical Research" src="https://digital.library.unt.edu/ark:/67531/metadc170721/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the use of small digital computers for problem solving during pyrometallurgical research. As stated in the field of research, "the scope of research varies from the development of new processes to the evaluation of raw materials for existing processes. The types of calculations required range all the way from those involving attempts to determine complex mathematical relationships between physical quantities to those concerned with simple summaries and analyses of daily furnace production" (p. 2-3). This report includes tables, illustrations, and a photograph.</p>Catalog of Recorded Exploration Drilling and Mine Workings, Tri-State Zinc-Lead District--Missouri, Kansas, and Oklahoma2013-06-17T19:07:53-05:00https://digital.library.unt.edu/ark:/67531/metadc170724/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc170724/"><img alt="Catalog of Recorded Exploration Drilling and Mine Workings, Tri-State Zinc-Lead District--Missouri, Kansas, and Oklahoma" title="Catalog of Recorded Exploration Drilling and Mine Workings, Tri-State Zinc-Lead District--Missouri, Kansas, and Oklahoma" src="https://digital.library.unt.edu/ark:/67531/metadc170724/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing mining practices conducted in the tri-state district of Kansas, Missouri, and Oklahoma. As stated in the introduction, "the catalog preserves the records of accomplished explorations and mine developments in the district and provides a readily available source of information for individuals and firms interested in planning mineral explorations, Government agencies estimating of reserves of mineral resources, and the mining industry for general use" (p. 1). This report includes tables, maps, and illustrations</p>Mining Methods and Costs at Crystal-Victory and Minerva Number 1 Fluorspar Mines of Minerva Oil Company, Hardin County, Illinois2013-06-17T19:07:53-05:00https://digital.library.unt.edu/ark:/67531/metadc170719/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc170719/"><img alt="Mining Methods and Costs at Crystal-Victory and Minerva Number 1 Fluorspar Mines of Minerva Oil Company, Hardin County, Illinois" title="Mining Methods and Costs at Crystal-Victory and Minerva Number 1 Fluorspar Mines of Minerva Oil Company, Hardin County, Illinois" src="https://digital.library.unt.edu/ark:/67531/metadc170719/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing mining costs and methods of fluorspar mines in Hardin County, Illinois. As stated in the summary, "it describes the exploration, development, and mining practices, giving costs of each. Transportation, equipment, power, labor, and other influencing factors also are discussed" (p. 1). This report includes tables, maps, illustrations, and photographs.</p>Mining Methods and Costs, Black Rock Tungsten Mine, Wah Chang Mining Corp., Mono County, California2013-06-17T19:07:53-05:00https://digital.library.unt.edu/ark:/67531/metadc170717/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc170717/"><img alt="Mining Methods and Costs, Black Rock Tungsten Mine, Wah Chang Mining Corp., Mono County, California" title="Mining Methods and Costs, Black Rock Tungsten Mine, Wah Chang Mining Corp., Mono County, California" src="https://digital.library.unt.edu/ark:/67531/metadc170717/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing mining costs and methods of the Black Rock Tungsten Mine in Mono County, California. As stated in the summary, "this report is one of a series prepared by the Bureau of Mines on exploration, development, mining methods, and costs at various mines in the United States" (p. 1). This report includes maps, illustrations, and photographs.</p>Asbestos: A Materials Survey2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67083/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67083/"><img alt="Asbestos: A Materials Survey" title="Asbestos: A Materials Survey" src="https://digital.library.unt.edu/ark:/67531/metadc67083/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing asbestos mining. As stated in the introduction, "this report gives primary consideration to the types and grades of asbestos that are of greatest importance in the program of military preparedness-namely, the spinning grades of chrysotile, both foreign and domestic, and the amosite and crocidolite obtained only from foreign sources" (p. 1). This report includes tables, maps, illustrations, and photographs.</p>Mercury: A Materials Survey2013-06-17T19:07:53-05:00https://digital.library.unt.edu/ark:/67531/metadc170716/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc170716/"><img alt="Mercury: A Materials Survey" title="Mercury: A Materials Survey" src="https://digital.library.unt.edu/ark:/67531/metadc170716/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing materials surveys conducted on mercury. As stated in the foreword, "the surveys dealing with metals and minerals summarize the demand-supply position in the United States and include information on production, imports, consumption, exports, substitutes, and pertinent history" (p. v). This report includes maps, tables, illustrations, and photographs.</p>Methods and Costs of Mining Lignite in North Dakota2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67088/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67088/"><img alt="Methods and Costs of Mining Lignite in North Dakota" title="Methods and Costs of Mining Lignite in North Dakota" src="https://digital.library.unt.edu/ark:/67531/metadc67088/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing lignite mining of North Dakota. As stated in the introduction, "the report describes mining and preparation methods in the North Dakota lignite-producing area" (p. 2). This report includes tables, maps, illustrations, and photographs.</p>Mining Methods and Costs at the Anaconda Company Berkeley Pit, Butte, Montana2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67084/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67084/"><img alt="Mining Methods and Costs at the Anaconda Company Berkeley Pit, Butte, Montana" title="Mining Methods and Costs at the Anaconda Company Berkeley Pit, Butte, Montana" src="https://digital.library.unt.edu/ark:/67531/metadc67084/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the mining operations in Montana. As stated in the summary, "this report deals with the design and development of the Berkely open-pit mine Butte, Mont., owned and operated by the Anaconda Company" (p. 1). This report includes tables, maps, illustrations, and photographs.</p>Mining Methods and Costs, Baguio Gold Mine, Baguio Gold Mining Co., Baguio, Luzon, Philippine Islands2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67085/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67085/"><img alt="Mining Methods and Costs, Baguio Gold Mine, Baguio Gold Mining Co., Baguio, Luzon, Philippine Islands" title="Mining Methods and Costs, Baguio Gold Mine, Baguio Gold Mining Co., Baguio, Luzon, Philippine Islands" src="https://digital.library.unt.edu/ark:/67531/metadc67085/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing mining costs and methods of the Baguio Mine in the Philippine Islands. History of the mine is discussed as well. This report includes tables, maps, illustrations, and photographs.</p>Mining Methods and Costs, Lincoln Tungsten Mine, Wah Chang Mining Corporation, Lincoln County, Nevada2013-06-17T19:07:53-05:00https://digital.library.unt.edu/ark:/67531/metadc170708/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc170708/"><img alt="Mining Methods and Costs, Lincoln Tungsten Mine, Wah Chang Mining Corporation, Lincoln County, Nevada" title="Mining Methods and Costs, Lincoln Tungsten Mine, Wah Chang Mining Corporation, Lincoln County, Nevada" src="https://digital.library.unt.edu/ark:/67531/metadc170708/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing tungsten mining operations conducted in Lincoln County, Nevada. As stated in the summary, "this paper is one of a series being prepared by the Bureau of Mines on exploration, development, mining methods and costs at various mines in the United States" (p. 1). This report includes tables, maps, illustrations, and a photograph.</p>Open-Pit Copper Mining Methods and Costs at the Bagdad Mine, Bagdad Copper Corporation, Yavapai County, Arizona2013-06-17T19:07:53-05:00https://digital.library.unt.edu/ark:/67531/metadc170713/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc170713/"><img alt="Open-Pit Copper Mining Methods and Costs at the Bagdad Mine, Bagdad Copper Corporation, Yavapai County, Arizona" title="Open-Pit Copper Mining Methods and Costs at the Bagdad Mine, Bagdad Copper Corporation, Yavapai County, Arizona" src="https://digital.library.unt.edu/ark:/67531/metadc170713/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the open-pit copper mining of Yavapai County, Arizona. As stated in the summary, "mining methods, including breaking ground, primary drilling and blasting, secondary drilling and blasting, loading, transportation, engineering, and operating control, are described" (p. 1). This report includes tables, maps, illustrations, and photographs.</p>Reconnaissance of Iron Occurrences in Colorado2013-06-17T19:07:53-05:00https://digital.library.unt.edu/ark:/67531/metadc170710/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc170710/"><img alt="Reconnaissance of Iron Occurrences in Colorado" title="Reconnaissance of Iron Occurrences in Colorado" src="https://digital.library.unt.edu/ark:/67531/metadc170710/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing iron deposits found in Colorado. As stated in the summary, "this paper describes the location and general features of iron occurrences in Colorado" (p. 1). History, geology, production, and use of Colorado iron ore is presented. This report includes tables, illustrations, and a map.</p>Research and Technologic Work on Coal and Related Investigations, 19572012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67086/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67086/"><img alt="Research and Technologic Work on Coal and Related Investigations, 1957" title="Research and Technologic Work on Coal and Related Investigations, 1957" src="https://digital.library.unt.edu/ark:/67531/metadc67086/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing coal research and technology. Mining methods, and coal analyses are presented. This report includes maps, illustrations, and photographs.</p>Uranium-Mining Practices and Costs at Ten Salt Wash Lease Operations of Union Carbide Nuclear Co.2013-06-17T19:07:53-05:00https://digital.library.unt.edu/ark:/67531/metadc170712/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc170712/"><img alt="Uranium-Mining Practices and Costs at Ten Salt Wash Lease Operations of Union Carbide Nuclear Co." title="Uranium-Mining Practices and Costs at Ten Salt Wash Lease Operations of Union Carbide Nuclear Co." src="https://digital.library.unt.edu/ark:/67531/metadc170712/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the mining costs and methods of uranium ores in Colorado. As stated in the introduction, "this report describes the relatively small-scale operations of the Salt Wash miner: the mining methods followed, the equipment used, and the production costs" (p. 1). This report includes tables, maps, illustrations, and photographs.</p>Mining and Water-Control Methods at the Chief Lead-Zinc Mine, Chief Consolidated Mining Co., Juab County, Utah2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67078/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67078/"><img alt="Mining and Water-Control Methods at the Chief Lead-Zinc Mine, Chief Consolidated Mining Co., Juab County, Utah" title="Mining and Water-Control Methods at the Chief Lead-Zinc Mine, Chief Consolidated Mining Co., Juab County, Utah" src="https://digital.library.unt.edu/ark:/67531/metadc67078/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing water-control issues at the Chief Mine in Juab County, Utah. Unique methods for water control are presented. This report includes tables, maps, illustrations, and photographs.</p>Causes of Roof-Fall Fatalities in Anthracite and Bituminous-Coal Mines, 1955 and 19562012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67081/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67081/"><img alt="Causes of Roof-Fall Fatalities in Anthracite and Bituminous-Coal Mines, 1955 and 1956" title="Causes of Roof-Fall Fatalities in Anthracite and Bituminous-Coal Mines, 1955 and 1956" src="https://digital.library.unt.edu/ark:/67531/metadc67081/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing coal mining roof-fall accidents during 1955 and 1956. As stated in the summary, "the study includes an analysis of individual accident reports, sets forth the measurable factors, and compares such factors with a representative sample of average data from 39 anthracite mines and 117 bituminous mines" (p. 1).</p>Lode-Tin Mining at Lost River, Seward Peninsula, Alaska2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67082/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67082/"><img alt="Lode-Tin Mining at Lost River, Seward Peninsula, Alaska" title="Lode-Tin Mining at Lost River, Seward Peninsula, Alaska" src="https://digital.library.unt.edu/ark:/67531/metadc67082/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the lode-tin mining operations of Seward Peninsula, Alaska. History, geology, production, and mining methods are presented. This report includes tables, maps, illustrations, and photographs.</p>The Mineral Industry of Turkey2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67080/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67080/"><img alt="The Mineral Industry of Turkey" title="The Mineral Industry of Turkey" src="https://digital.library.unt.edu/ark:/67531/metadc67080/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the development of Turkey's mineral industry. Mineral production, consumption, and trade are presented. This report includes tables, maps, illustrations, and photographs.</p>Mining Inclined Beds of Phosphate Rock, San Francisco Chemical Co. Mines, Rich County, Utah2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67079/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67079/"><img alt="Mining Inclined Beds of Phosphate Rock, San Francisco Chemical Co. Mines, Rich County, Utah" title="Mining Inclined Beds of Phosphate Rock, San Francisco Chemical Co. Mines, Rich County, Utah" src="https://digital.library.unt.edu/ark:/67531/metadc67079/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the mining of phosphate rock in Rich County, Utah. As stated in the introduction, "this information circular describes methods used in mining inclined beds of phosphate rock in mines operated by San Francisco Chemical Co." (p. 1). This report includes maps, illustrations, and photographs.</p>Mining Methods and Costs: La Sal Mining & Development Co., La Sal Uranium Mine, San Juan County, Utah2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67077/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67077/"><img alt="Mining Methods and Costs: La Sal Mining & Development Co., La Sal Uranium Mine, San Juan County, Utah" title="Mining Methods and Costs: La Sal Mining & Development Co., La Sal Uranium Mine, San Juan County, Utah" src="https://digital.library.unt.edu/ark:/67531/metadc67077/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the costs and methods of uranium mining in San Juan County, Utah. History, geology, and production of the uranium mines are presented. This report includes tables, maps, illustrations, and photographs.</p>National Motor-Gasoline Survey: Winter 1956-572012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67076/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67076/"><img alt="National Motor-Gasoline Survey: Winter 1956-57" title="National Motor-Gasoline Survey: Winter 1956-57" src="https://digital.library.unt.edu/ark:/67531/metadc67076/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing surveys conducted on the motor gasoline sold during the winter of 1956-1957. The amount, location, and price of gasoline sold during this time are presented. This report includes tables, illustrations, and a map.</p>Molybdenum: A Materials Survey2013-06-17T19:07:53-05:00https://digital.library.unt.edu/ark:/67531/metadc170706/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc170706/"><img alt="Molybdenum: A Materials Survey" title="Molybdenum: A Materials Survey" src="https://digital.library.unt.edu/ark:/67531/metadc170706/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing a survey conducted on molybdenum. History, geology, metallurgical properties, and production of molybdenum is presented. This report includes tables, illustrations, and maps.</p>National Motor-Gasoline Survey: Summer 19562012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67074/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67074/"><img alt="National Motor-Gasoline Survey: Summer 1956" title="National Motor-Gasoline Survey: Summer 1956" src="https://digital.library.unt.edu/ark:/67531/metadc67074/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing surveys conducted on the motor gasoline sold during the summer of 1956. The amount, location, and price of gasoline sold during this time are presented. This report includes tables, illustrations, and a map.</p>Chrysotile-Asbestos Deposits of Arizona: Supplement to Information Circular 77062012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67070/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67070/"><img alt="Chrysotile-Asbestos Deposits of Arizona: Supplement to Information Circular 7706" title="Chrysotile-Asbestos Deposits of Arizona: Supplement to Information Circular 7706" src="https://digital.library.unt.edu/ark:/67531/metadc67070/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing asbestos mining and production in Arizona. As a supplement to a previous report, 18 additional Arizona mining districts are presented and described. This report includes tables, maps, illustrations, and photographs.</p>Outlook and Research Possibilities for Bituminous Coal2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67072/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67072/"><img alt="Outlook and Research Possibilities for Bituminous Coal" title="Outlook and Research Possibilities for Bituminous Coal" src="https://digital.library.unt.edu/ark:/67531/metadc67072/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing research conducted on the bituminous coal industry in the United States. As stated in the introduction, "in addition to research and development work of the coal industry, that of associated industries and coal consumers is covered" (p. 1). This report includes tables, and illustrations.</p>National Motor-Gasoline Survey: Winter 1955-562012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67073/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67073/"><img alt="National Motor-Gasoline Survey: Winter 1955-56" title="National Motor-Gasoline Survey: Winter 1955-56" src="https://digital.library.unt.edu/ark:/67531/metadc67073/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing surveys conducted on the motor gasoline sold during the winter of 1955-1956. The amount, location, and price of gasoline sold during this time are presented. This report includes tables, illustrations, and a map.</p>Survey of Dust-Control Practices in the Coal-Mining Industry2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67068/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67068/"><img alt="Survey of Dust-Control Practices in the Coal-Mining Industry" title="Survey of Dust-Control Practices in the Coal-Mining Industry" src="https://digital.library.unt.edu/ark:/67531/metadc67068/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing dust-control of coal mining operations. As stated in the summary, "this circular presents results of a survey conducted by the Bureau of Mines to ascertain the extent to which dust-control practices are employed in the coal-mining industry" (p. 1). This report includes tables, illustrations, and photographs.</p>National Motor-Gasoline Survey: Summer 19552012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67071/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67071/"><img alt="National Motor-Gasoline Survey: Summer 1955" title="National Motor-Gasoline Survey: Summer 1955" src="https://digital.library.unt.edu/ark:/67531/metadc67071/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing surveys conducted on the motor gasoline sold during the summer of 1955. The amount, location, and price of gasoline sold during this time are presented. This report includes tables, illustrations, and a map.</p>Methods and Operations at the Kaiser Steel Corporation Eagle Mountain Iron Mine, Riverside County, California2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67069/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67069/"><img alt="Methods and Operations at the Kaiser Steel Corporation Eagle Mountain Iron Mine, Riverside County, California" title="Methods and Operations at the Kaiser Steel Corporation Eagle Mountain Iron Mine, Riverside County, California" src="https://digital.library.unt.edu/ark:/67531/metadc67069/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the mining methods and operations of open-pit iron mines in Riverside County, California. History and geology of the mines are presented. This report includes maps, tables, illustrations, and photographs.</p>Ringelmann Smoke Chart (Revision of I.C. 6888)2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67067/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67067/"><img alt="Ringelmann Smoke Chart (Revision of I.C. 6888)" title="Ringelmann Smoke Chart (Revision of I.C. 6888)" src="https://digital.library.unt.edu/ark:/67531/metadc67067/small/"/></a></p><p>Revised report discussing the Ringelmann Smoke Chart, describing the history and background of the chart, its use, and how to read it.</p>Chrysotile-Asbestos Deposits of Arizona2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67066/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67066/"><img alt="Chrysotile-Asbestos Deposits of Arizona" title="Chrysotile-Asbestos Deposits of Arizona" src="https://digital.library.unt.edu/ark:/67531/metadc67066/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing asbestos mining and production in Arizona. As stated in the summary, "this paper describes most of the chrysotile-asbestos deposits of Arizona. Mining methods are discussed briefly and asbestos-mill flowsheets are incorporated" (p. 1). This report includes tables, maps, illustrations, and photographs.</p>Accepted Limit Values of Air Pollutants2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67065/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67065/"><img alt="Accepted Limit Values of Air Pollutants" title="Accepted Limit Values of Air Pollutants" src="https://digital.library.unt.edu/ark:/67531/metadc67065/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing, as stated in the introduction, the "accepted maximum permissible concentrations of air pollutants from the standpoints of health, damage to vegetation, damage to property, and requirements of industrial processes" (p. 1). This report includes tables.</p>Names and Definitions of Regions, Districts, and Subdistricts in Alaska: Used by the Bureau of Mines in Statistical and Economic Studies Covering the Mineral Industry of the Territory2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67064/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67064/"><img alt="Names and Definitions of Regions, Districts, and Subdistricts in Alaska: Used by the Bureau of Mines in Statistical and Economic Studies Covering the Mineral Industry of the Territory" title="Names and Definitions of Regions, Districts, and Subdistricts in Alaska: Used by the Bureau of Mines in Statistical and Economic Studies Covering the Mineral Industry of the Territory" src="https://digital.library.unt.edu/ark:/67531/metadc67064/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the development of a naming system for Alaskan regions and districts. The structure of the naming system and a description of each district are presented. This report includes maps.</p>Thickness of Bituminous-Coal and Lignite Seams at All Mines and Thickness of Overburden at Strip Mines in the United States in 19502012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67062/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67062/"><img alt="Thickness of Bituminous-Coal and Lignite Seams at All Mines and Thickness of Overburden at Strip Mines in the United States in 1950" title="Thickness of Bituminous-Coal and Lignite Seams at All Mines and Thickness of Overburden at Strip Mines in the United States in 1950" src="https://digital.library.unt.edu/ark:/67531/metadc67062/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing bituminous-coal and lignite seams, and overburden of strip mines during 1950. Descriptions of the seams and strip mines are presented. This report includes tables, maps, and illustrations.</p>Ventilating Practices that Minimize Explosion Hazards in Bituminous-Coal Mines2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67063/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67063/"><img alt="Ventilating Practices that Minimize Explosion Hazards in Bituminous-Coal Mines" title="Ventilating Practices that Minimize Explosion Hazards in Bituminous-Coal Mines" src="https://digital.library.unt.edu/ark:/67531/metadc67063/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing mine ventilation designed to reduce explosion hazards. As stated in the scope and purpose of study, "this circular is intended to present important recommended practices that are necessary to minimize the possibilities of methane accumulations in coal mine and reduce the chances of ignitions from electrical sources" (p. 1). This report includes illustrations.</p>Control of Metallurgical and mineral dusts and fumes in Los Angeles County, California2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67060/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67060/"><img alt="Control of Metallurgical and mineral dusts and fumes in Los Angeles County, California" title="Control of Metallurgical and mineral dusts and fumes in Los Angeles County, California" src="https://digital.library.unt.edu/ark:/67531/metadc67060/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing metallurgical and mineral fumes and dusts in Los Angeles County, California. Properties of dusts and fumes from different minerals are presented. This report includes tables, maps, illustrations, and photographs.</p>Mechanical Mining in Some Bituminous-Coal Mines: Progress Report 6. Extraction of Pillars with Mechanized Equipment2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67061/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67061/"><img alt="Mechanical Mining in Some Bituminous-Coal Mines: Progress Report 6. Extraction of Pillars with Mechanized Equipment" title="Mechanical Mining in Some Bituminous-Coal Mines: Progress Report 6. Extraction of Pillars with Mechanized Equipment" src="https://digital.library.unt.edu/ark:/67531/metadc67061/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing mechanical mining processes in bituminous coal mines. As stated in the introduction, "this is the sixth of a series of publications that describe methods and practices in mining coal mechanically" (p. 1). This report includes tables, and illustrations.</p>Petroleum Refineries, Including Cracking Plants, in the United States, January 1, 19512012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67059/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67059/"><img alt="Petroleum Refineries, Including Cracking Plants, in the United States, January 1, 1951" title="Petroleum Refineries, Including Cracking Plants, in the United States, January 1, 1951" src="https://digital.library.unt.edu/ark:/67531/metadc67059/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the petroleum refineries in the United States during 1951. Locations and crude-oil capacities of the refineries are presented. This report includes tables, and a map.</p>Mines and Mineral Deposits (Except Fuels) Judith Basin County, Montana2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67058/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67058/"><img alt="Mines and Mineral Deposits (Except Fuels) Judith Basin County, Montana" title="Mines and Mineral Deposits (Except Fuels) Judith Basin County, Montana" src="https://digital.library.unt.edu/ark:/67531/metadc67058/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the mining procedures and minerals of Judith Basin County, Montana. History, geology, and mineral production of the Judith Basin County mines are presented. This report includes tables, illustrations, and maps.</p>Mines and Mineral Deposits (Except Fuels) Broadwater County, Montana2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67057/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67057/"><img alt="Mines and Mineral Deposits (Except Fuels) Broadwater County, Montana" title="Mines and Mineral Deposits (Except Fuels) Broadwater County, Montana" src="https://digital.library.unt.edu/ark:/67531/metadc67057/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the mining procedures and minerals of Broadwater County, Montana. History, geology, and mineral production of the Broadwater County mines are presented. This report includes tables, and maps.</p>Mines and Mineral Deposits (Except Fuels) Cascade County, Montana2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67055/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67055/"><img alt="Mines and Mineral Deposits (Except Fuels) Cascade County, Montana" title="Mines and Mineral Deposits (Except Fuels) Cascade County, Montana" src="https://digital.library.unt.edu/ark:/67531/metadc67055/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing the mining procedures and minerals of Cascade County, Montana. History, geology, and mineral production of the Cascade County mines are presented. This report includes tables, and maps.</p>Carbon Dioxide Content of Mine-Fire Atmospheres as an Aid when Fighting Metal-Mine Fires2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67056/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67056/"><img alt="Carbon Dioxide Content of Mine-Fire Atmospheres as an Aid when Fighting Metal-Mine Fires" title="Carbon Dioxide Content of Mine-Fire Atmospheres as an Aid when Fighting Metal-Mine Fires" src="https://digital.library.unt.edu/ark:/67531/metadc67056/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing mine fires, and methods for controlling and extinguishing them. As stated in the purpose, "the purpose of this report is to show briefly how to utilize the trend of the carbon dioxide content of the mine-fire atmospheres to fight metal-mine fires" (p. 4). This report includes tables, and illustrations.</p>Energy Uses and Supplies, 1939, 1947, 19652012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67054/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67054/"><img alt="Energy Uses and Supplies, 1939, 1947, 1965" title="Energy Uses and Supplies, 1939, 1947, 1965" src="https://digital.library.unt.edu/ark:/67531/metadc67054/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing specific energy uses during the years of 1939, 1947, and 1965. As stated in the subject, "this is a summary of preliminary results of an exploratory study if energy uses and supplies in the United States" (p. 2). This report includes tables, and illustrations.</p>Burning Wood Waste for Commercial Heat and Power2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67053/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67053/"><img alt="Burning Wood Waste for Commercial Heat and Power" title="Burning Wood Waste for Commercial Heat and Power" src="https://digital.library.unt.edu/ark:/67531/metadc67053/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing wood waste that is used for commercial heat and power. The development of wood burning equipment is presented. This report includes tables, illustrations, and photographs.</p>Extinguishing Fire with Carbon Dioxide in the Valier Mine, Valier Coal Company, Valier, Franklin County, Illinois2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67051/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67051/"><img alt="Extinguishing Fire with Carbon Dioxide in the Valier Mine, Valier Coal Company, Valier, Franklin County, Illinois" title="Extinguishing Fire with Carbon Dioxide in the Valier Mine, Valier Coal Company, Valier, Franklin County, Illinois" src="https://digital.library.unt.edu/ark:/67531/metadc67051/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing mining fires, and the use of carbon dioxide as fire control. As stated in the introduction, "the purpose of this circular is to describe the sealing off of a mine fire and subsequent use of carbon dioxide gas to extinguish it" (p. 2). This report includes tables, and illustrations.</p>Fighting a Fire in Number 59 Mine, Peabody Coal Company, Springfield, Sangamon County, Illinois2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67052/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67052/"><img alt="Fighting a Fire in Number 59 Mine, Peabody Coal Company, Springfield, Sangamon County, Illinois" title="Fighting a Fire in Number 59 Mine, Peabody Coal Company, Springfield, Sangamon County, Illinois" src="https://digital.library.unt.edu/ark:/67531/metadc67052/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing an electrical fire in the No. 59 mine in Springfield, Illinois. Details surrounding the fire are presented. This report includes tables, maps, and illustrations.</p>Fuel-Burning Equipment Dimensions Required by Smoke-Abatement Ordinances2012-12-13T05:09:55-06:00https://digital.library.unt.edu/ark:/67531/metadc67050/<p><a href="https://digital.library.unt.edu/ark:/67531/metadc67050/"><img alt="Fuel-Burning Equipment Dimensions Required by Smoke-Abatement Ordinances" title="Fuel-Burning Equipment Dimensions Required by Smoke-Abatement Ordinances" src="https://digital.library.unt.edu/ark:/67531/metadc67050/small/"/></a></p><p>Report issued by the U.S. Bureau of Mines discussing smoke prevention from fuel-burning equipment. Fuel-burning equipment plans and requirements are presented. This report includes tables, and illustrations.</p>