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Mafic and Ultramafic Xenoliths from Volcanic Rocks of the Western United States

Description: From abstract: Mafic and ultramafic xenoliths in the Western United States are present in volcanic rocks ranging from lamprophyric to dacitic in composition and are found in every major tectonic province from the Coast ranges from California to the Great Plains. Xenoliths from 68 localities are described here, but new localities are being discovered, and much remain to be learned about their distribution with respect to the tectonic and geophysical framework of the Western United States.
Date: 1988
Creator: Wilshire, Howard Gordon; Meyer, C. E.; Nakata, John K.; Calk, L. C.; Shervais, John W.; Nielson, J. E. et al.
Location: None
Partner: UNT Libraries Government Documents Department
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Muscovite in the Spruce Pine District, North Carolina

Description: From Abstract: "This report describes the occurrence of the mica and its physical properties among which is an unusually wide range of colors. A table is presented showing the results of power-factor measurements made by the National Bureau of Standards on 196 samples of sheet mica from 109 mica mines and 15 feldspar mines.It is concluded that more systematic planning of mica mining, for the district as a whole. would result in an average yearly production of at least 90,000 pounds of relativel… more
Date: 1942
Creator: Kesler, Thomas L. (Thomas Lingle), 1908-1997 & Olson, J. C. (Jerry Chipman), 1917-2013
Partner: UNT Libraries Government Documents Department
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Construction of a Large Transverse Electromagnetic Cell

Description: Report issued by the U.S. National Bureau of Standards discussing the construction of large electromagnetic cells. As stated in the introduction, "this instruction provides information and procedures necessary to fabricate a large transverse electromagnetic (TEM) cell to be used for experimental "electromagnetic interference" (EMI) evaluation studies" (p. 1). This report includes illustrations, and photographs.
Date: February 1979
Creator: Decker, W. F. & Wilson, W. A.
Partner: UNT Libraries Government Documents Department
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Report of the Forty-Fourth National Conference on Weights and Measures, 1959

Description: Report of the annual conference on weights and measures, hosted by the U.S. National Bureau of Standards in Washington D.C. It includes conference proceedings, a list of attendees, information about committees and officers, and other reports or commentaries discussed at the meetings.
Date: December 18, 1959
Creator: United States. National Bureau of Standards.
Partner: UNT Libraries Government Documents Department
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Mineral Resources of the Trans-Alaska Pipeline Corridor

Description: Report issued by the U.S. Bureau of Mines discussing known mineral deposits along the proposed Trans-Alaska Pipe line. As stated in the introduction, "reports of deposits of metallic minerals, nonmetallic minerals and mineral fuels on or near the proposed Trans-Alaska Pipeline route from Prudhoe Bay to Valdez were investigated" (p. 1). This report includes maps, and illustrations.
Date: 1974
Creator: Mulligan, John J.
Partner: UNT Libraries Government Documents Department
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Coal Mining Techniques in the Federal Republic of Germany - 1971

Description: Report issued by the U.S. Bureau of Mines discussing studies conducted on coal mining techniques used in Germany. The study of roof support evaluation techniques is emphasized. This report includes maps, tables, illustrations, and photographs.
Date: 1974
Creator: Curth, Ernest A.
Partner: UNT Libraries Government Documents Department
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The Flathead Tunnel: A Geologic, Operations, and Ground Support Study, Burlington Northern Railroad, Salish Mountains, Montana

Description: Report issued by the U.S. Bureau of Mines discussing the Flathead Tunnel in Montana. As stated in the introduction, "this information circular is a Bureau of Mines review of tunneling practices typical of the late 1960's. The report provides reference to all pertinent data related to the geology, mining operations, and ground support practices for the Flathead Tunnel" (p. 2). This report includes maps, tables, illustrations, and photographs.
Date: 1974
Creator: Skinner, Eugene H.
Partner: UNT Libraries Government Documents Department
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Tin Reconnaissance of the Kanuti and Hodzana Rivers Uplands, Central Alaska

Description: Report issued by the U.S. Bureau of Mines discussing mineral development potentials of Central Alaska. Investigations on location, geology, and sampling methods are presented. This report includes maps, tables, illustrations, and photographs.
Date: 1986
Creator: Barker, James C. & Foley, Jeffrey Y.
Partner: UNT Libraries Government Documents Department
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Company Towns Versus Company Camps in Developing Alaska's Mineral Resources

Description: Report issued by the U.S. Bureau of Mines discussing comparisons between company camps and company towns in Alaska's mineral properties. The cost differences between operating towns, camps, and commuting options are presented. This report includes maps, tables, and illustrations.
Date: 1986
Creator: Bottge, Robert
Partner: UNT Libraries Government Documents Department
open access

Fire Doors for Noncoal Mines

Description: Report issued by the U.S. Bureau of Mines discussing the development and use of fire doors in non-coal mines. As stated in the abstract, "this report discusses current fire-door technology in the context of the underground mine environment and the design, fabrication, lab testing, and in-mine field testing of a mine-worthy fire door" (p. 1). This report includes tables, illustrations, and photographs.
Date: 1987
Creator: Bickel, Kenneth L. & Pomroy, William H.
Partner: UNT Libraries Government Documents Department
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FCC Reports, Second Series, Volume 85, March 28, 1981 to May 22, 1981

Description: Biweekly, comprehensive compilation of decisions, reports, public notices, and other documents of the U.S. Federal Communications Commission.
Date: 1982
Creator: United States. Federal Communications Commission.
Partner: UNT Libraries Government Documents Department
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FCC Reports, Second Series, Cumulative Index Digest, Volumes 71 through 80

Description: Index digest for the biweekly, comprehensive compilation of decisions, reports, public notices, and other documents of the U.S. Federal Communications Commission.
Date: 1982
Creator: United States. Federal Communications Commission.
Partner: UNT Libraries Government Documents Department
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Engineering Study of the Rodessa Oil Field in Louisiana, Texas, and Arkansas

Description: Report issued by the Bureau of Mines over drilling operations in Texas, Arkansas, and Louisiana. Results of the operations are discussed. This report includes maps, tables, illustrations, and photographs.
Date: August 1943
Creator: Hill, Harry Blackburn & Guthrie, R. K.
Partner: UNT Libraries Government Documents Department
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Conference on Quantum-Mechanical Methods in Valence Theory

Description: Proceedings from the Conference on Quantum-Mechanical Methods in Valence Theory organized into six sections: Atomic and Molecular Problems, The Link with Chemical Valence Concepts, Intermolecular and Nonbonded Interatomic Forces, Transcending the Primitive Approximations, Mathematical Developments, and Integrals. Some papers include additional discussion from other participants. Table of contents starts on page iii.
Date: 1952
Partner: UNT Libraries Government Documents Department
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United States Earthquakes, 1947

Description: Report discussing earthquake activity in the United States during 1947. The report is broken down by regions and has sections for specific earthquakes.
Date: 1947
Partner: UNT Libraries Government Documents Department
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United States Earthquakes, 1948

Description: Report discussing earthquake activity in the United States during 1948. The report is broken down by regions and has sections for specific earthquakes.
Date: 1948
Partner: UNT Libraries Government Documents Department
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United States Earthquakes, 1949

Description: Report discussing earthquake activity in the United States during 1949. The report is broken down by regions and has sections for specific earthquakes.
Date: 1949
Partner: UNT Libraries Government Documents Department
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United States Earthquakes, 1950

Description: Report discussing earthquake activity in the United States during 1950. The report is broken down by regions and has sections for specific earthquakes.
Date: 1950
Partner: UNT Libraries Government Documents Department
open access

United States Earthquakes, 1951

Description: Report discussing earthquake activity in the United States during 1951. The report is broken down by regions and has sections for specific earthquakes.
Date: 1951
Partner: UNT Libraries Government Documents Department
open access

United States Earthquakes, 1952

Description: Report discussing earthquake activity in the United States during 1952. The report is broken down by regions and has sections for specific earthquakes.
Date: 1952
Partner: UNT Libraries Government Documents Department
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