UNT Libraries Government Documents Department - 24 Matching Results
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- American Lignites: Geological Occurrence, Petrographic Composition, And Extractable Waxes
- Report discussing experiments done on expandable waxes of lignites to determine yields and properties from certain place in the United States.
- 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
- From Significance and value of Analyses of Coal: "The analyses published in this report cover samples of coal collected in many different parts of the country with unusual care by experiences men, in such manner as to make them representative of extensive beds of coal."
- 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
- From Introduction: "This volume contains the descriptions of the samples whose analyses are published in the preceding volume, Part I of this bulletin. The descriptions have been compiled from the notebooks of the persons who collected the samples, have been condensed from accounts given in published reports of the United States Geological Survey, or have furnished by the collection themselves. Inasmuch as the descriptions represent the work of many persons during a period of six years, and inasmuch as they were recorded under widely differing conditions, they necessarily vary in fullness detail."
- Beneficiation of Chromite Ores From Western United States
- Report issued by the U.S. Bureau of Mines on the sampling of chrome ore deposits in the western United States. Physical properties of the samples collected are presented. This report includes tables.
- City Smoke Ordinances and Smoke Abatement
- From Introduction: "In connection with the fuel investigations conducted by the Bureau of Mines much information has been accumulated as to the smoke abatement activities in various cities. The essential features of the information are presented in this report, which, it is believed, will be of public interest and benefit, especially to those communities that are just beginning organized effort to abate unnecessary smoke."
- Contributions to Economic Geology (Short Papers and Preliminary Reports), 1913: Part 2 -- Mineral Fuels
- From introduction: This report determines the geographic distribution and thickness of the bituminous shale, or oil shale, or tar shale of the Green River formation of the Uinta Basin in Colorado and Utah.
- Copper Mining in North America
- From introduction: "In this paper are assembled and summarized many subjects relating to the copper industry in North America. Production of mines and districts, history of the industry in North America. Production of mines and districts, history of the industry, geology, of the principal deposits, and mining methods and costs are discussed."
- Diatomites of the Pacific Northwest as Filter-Aids
- From Introduction Purpose of Investigation: "To determine some of the physical and chemical properties of known Pacific Northwest diatomites, the present investigation was started in 1938 by the Bureau of Mines in cooperation with the College of Mines, University of Washington.
- Mercury: A Materials Survey
- 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.
- On Invertebrate Fossils from the Pacific Coast
- A report about fossils from the Chico-Téjon series of California. These fossils constitute additions to the already known molluscan fauna of an important series of rich strata.
- Plastic Magnesia
- Report issued by the Bureau of Mines over the production methods and uses of plastic magnesia. Methods, properties, and uses of plastic magnesia are discussed. This report includes tables, illustrations, and photographs.
- Preliminary Report of Reconnaissance for Uraniferous Granitic Rocks in Montana, Idaho, Oregon, Washington, and California
- From abstract: A reconnaissance to determine the uranium content of granitic rocks in the western states was made during parts of October and November 1951. The paucity of our knowledge of the granitic rocks that are most likely to contain significant quantities of uranium has prevented all but a very general isolation of areas or types of granitic rocks for reconnaissance examination.
- Quicksilver
- From Introduction: "Material for this report was gathered during the last quarter of 1928 and the first quarter of 1929, when the author visited the quick-silver-producing districts of California, Nevada, Texas, Oregon, Washington and Arizona to view the progress made in recent years and gather material for a comprehensive study of the present-day quicksilver industry of the United States."
- Some Haulage and Hoisting Hazards in Western Mines
- Report issued by the U.S. Bureau of Mines discussing safety hazards in western mines. Mine hoisting and haulage accidents are presented. Accident prevention is also discussed. This report includes tables.
- Strontium Program Quarterly Summary Report: November 1958 - January 1959
- From Abstract: "This report is one of a sequence of quarterly reports, each designed to up-date its predecessor beginning with HASL-42, "Environmental Contamination from Weapon Tests." Herein are reported data which have accrued since HASL-51. In particular, the levels of strontium 90 in fallout, milk, tap water, vegetation, and foods are given, based on data available from November 1, 1958 to January 30, 1959."
- Trends in the Use of Energy in the Western States, With Particular Reference to Coal
- Report issued by the U.S. Bureau of Mines on energy consumption in the western United States. A focus on coal as the primary energy source is presented. This report includes tables, graphs, maps, and illustrations.
- U.S. Pacific Marine Mammal Stock Assessment: 2012
- This is an assessment report based on the population of marine mammals along the Pacific coastline in the year 2012. It is a working document that will continue to be updated as data changes.
- U.S. Pacific Marine Mammal Stock Assessments: 2011
- This is an assessment report on the population of marine mammals along the U.S. Pacific coastline. These reports are ever-growing and subject to change annually.
- United States Earthquakes, 1931
- Report discussing earthquake activity in the United States during 1931. The report is broken down by regions and has sections for specific earthquakes.
- United States Earthquakes, 1936
- Report discussing earthquake activity in the United States during 1936. The report is broken down by regions and has sections for specific earthquakes.
- United States Earthquakes 1940
- Report discussing earthquake activity in the United States during 1940. The report is broken down by regions and has sections for specific earthquakes.
- United States Earthquakes 1941
- Report discussing earthquake activity in the United States during 1941. The report is broken down by regions and has sections for specific earthquakes.
- United States Earthquakes 1942
- Report discussing earthquake activity in the United States during 1942. The report is broken down by regions and has sections for specific earthquakes.
- United States Earthquakes, 1943
- Report discussing earthquake activity in the United States during 1943. The report is broken down by regions and has sections for specific earthquakes.