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Distribution of Nitrate in the Unsaturated Zone, Highland-East Highlands Area, San Bernardino County, California

Description: From abstract: "This study was made to describe the distribution of inorganic nitrogen and other chemical constituents and nitrogen-using bacteria in the unsaturated zone, to relate nitrogen occurrences, in a general way, to present and historical land use, and to attempt to predict nitrogen concentrations in ground water after recharge" within the Highland-East Highlands area of San Bernardino County, California. It includes maps, graphs, and tables.
Date: September 1980
Creator: Klein, J. M. & Bradford, W. L.
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Mining and Furnacing Mercury Ore at the New Idria Mine, San Benito County, California

Description: Report issued by the U.S. Bureau of Mines discussing mining methods and operations of mercury at the New Idria Mine. As stated in the introduction, "the purpose of this report is to promote the development and conservation of our mineral resources by dissemination of technological information on mining and processing procedures, and related practices at operating mines" (p. 1). This report includes maps, tables, illustrations, and photographs.
Date: 1961
Creator: Linn, R. K. & Dietrick, W. F.
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Quien Sabe Antimony Mine San Benito County, California

Description: Report issued by the Bureau of Mines over metallurgical studies of the Quien Sabe antimony mine. History, geology, and physical features of the mine are presented. This report includes tables, maps, and illustrations.
Date: February 1956
Creator: Wiebelt, Frank Joseph
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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

Description: 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."
Date: 1913
Creator: Lord, N. W.
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