Technical Report Archive & Image Library (TRAIL) - 8 Matching Results

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Geology and Oil Resources of the Elk Hills, California: Including Naval Petroleum Reserve Numbers 1

Description: From introduction: The purpose of this report is to describe the geology of the Elk Hills and the occurrence of the oil and gas, to trace the movements of oil, gas, and water in the developed areas, and to discuss the oil possibilities of the undeveloped parts. The history of the field and its production also are set forth.
Date: 1932
Creator: Woodring, W. P.; Roundy, P. V. & Farnsworth, Howard R.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Gold Quartz Veins of the Alleghany District, California

Description: From Outline of the Report: The Alleghany district, in the southern part of Sierra County, Calif., has long been famous for the high-grade gold ore of its quartz veins. The oldest rocks of the district (pp. 6-17) are of sedimentary and volcanic origin and correspond to part of the Calaveras formation as mapped in the Colfax and Downieville folios of the Geologic Atlas of the United States. These rocks are divided into five formations, of which three-the Blue Canyon, Relief, and Cape Horn format… more
Date: 1932
Creator: Ferguson, Henry G. & Gannett, Roger W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Permissible Electric Cap Lamps and Ventilation in Certain California Mines and Water-Tunnel Construction

Description: From Introduction: "As a result of the recommendations of this committee, special studies have been made of the methane hazards incident to mining and tunneling operations in the Coast Range Mountains. These studies have resulted in the adoption of numerous safety precautionary measures; among them the use of permissible types of mining equipment, electric cap lamps, with which this deals with primarily."
Date: 1932
Creator: Ash, S. H. (Simon Harry), b. 1889 & Rankin, J. H.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Safety Practices in California Gold Dredging

Description: From Introduction Purpose of Report: "The importance of safety work in connection with the operations of gold dredges assumed such proportions at one time that the State of California deemed it necessary to issue a special bulletin on this subject."
Date: 1932
Creator: Ash, S. H. (Simon Harry), b. 1889
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

Transportation of Gasoline by Pipe Line

Description: Technical paper issued by the Bureau of Mines over transportation of motor gasoline by pipe line. The locations and designs of the pipe lines are discussed. This paper includes tables, maps, photographs, and illustrations.
Date: 1932
Creator: Bowie, C. P.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
open access

United States Earthquakes, 1931

Description: Report discussing earthquake activity in the United States during 1931. The report is broken down by regions and has sections for specific earthquakes.
Date: 1932
Creator: Neumann, Frank
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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