Report issued by the Bureau of Mines over the oil and gas fields of Wyoming. As stated in the summary, "this study contains individual reports on 271 oil and gas fields in Wyoming. The location of each field is given; and, where available, maps of the fields, surface formations, and elevations" (p. 1).

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

Report issued by the Bureau of Mines over studies conducted on Larimer County pegmatite deposits. Descriptions of the deposits are presented. This report includes tables, maps, photographs, and illustrations.

From Introduction: "The purpose of this Bulletin, in addition to presenting a history and description of Bureau activities in controlling these fires, is to provide the mining industry and the public with information concerning methods of controlling fires in inactive coal formation. The Bulletin is intended to serve as a guide to the public and more specifically to mining supervisory personnel and engineers who may be called upon to extinguish such fires."

Report issued by the Bureau of Mines over new techniques of oil-reservoir analysis. The methods used are presented. This report includes tables, and graphs.

Purpose of Review: "The purpose of this review is to relate the growth of explosion hazards to the increased number and size of the coal mines and the changes in mining methods. The causes of explosions during each period of years are discussed to show progress or its lack in controlling or eliminating different causes."

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.

From Introduction: "The material will be presented in three parts, as follows: I. United States Patents. II. United Kingdom Patents. III. Other Foreign Patents. The domestic patents for this bulletin were collected between 1953 and 1955."

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.

Report issued by the Bureau of Mines over the tungsten deposits on Beaverhead County, Montana. As stated in the introduction, "this report presents information obtained from July 1955 to September 1957 on tungsten deposits in and near the Mount Torrey batholith" (p. 1). This report includes tables, maps, illustrations, and photographs.

Report issued by the Bureau of Mines over mineral characteristics, uses, and problems. Descriptions of common minerals and their uses are presented and discussed. This report includes tables, maps, illustrations, and photographs.

Report issued by the Bureau of Mines over tungsten deposits of Montana. Details of the different deposits throughout the region are presented. This report includes tables, maps, and illustrations.