Report issued by the Bureau of Mines over studies conducted on petroleum engineering in Oklahoma. Details of the drilling operations are presented. This report includes tables, maps, and illustrations.

Technical report which is an index of oil-shale patents in the United States.

Report issued by the Bureau of Mines over petroleum-engineering studies conducted at the Atlanta oil field. The methods used for the study are presented and discussed. This report includes tables, maps, illustrations, and photographs.

Report issued by the Bureau of Mines discussing the recovery of waste emulsions in crude-oil storage tanks. As stated in the introduction, this study was undertaken to find a method of recovering a valuable oil from pit-waste emulsion" (p. 2). Detailed recovery methods are presented. This report includes tables, illustrations, and photographs.

Report issued by the Bureau of Mines over studies conducted on the Whiteware clay deposit. As stated in the introduction, "this report presents the factual data obtained by the investigation, which also includes data on trenching and drilling, and the results of some refractory tests and chemical analyses of representative samples of the clay later taken from some of the best trench exposures and from adit dumps" (p. 1-2). This report includes tables, maps, and illustrations.

Report issued by the Bureau of Mines on iron deposits located in Lincoln County. Properties of the iron deposits are presented. This report includes tables, maps, and illustrations.

Report issued by the U.S. Bureau of Mines discussing the work completed by the Petroleum and Natural Gas Division during 1946. Petroleum engineering studies and natural gas field studies are presented. This report includes tables, illustrations, and photographs.

Report issued by the Bureau of Mines over the production of blast-furnace slag. Characteristics and uses of slag are discussed. This report includes tables, maps, illustrations, and photographs.

Report issued by the Bureau of Mines over studies conducted on the vanadium deposits of Lincoln County, Wyoming. As stated in the introduction, "the work performed by the Bureau of Mines is explained in detail and supplemented with plans, sections, and a complete set of sample analyses. Proposed mining methods are discussed, and metallurgical tests are outlined" (p. 2). This report includes tables, maps, and illustrations.

Report issued by the Bureau of Mines regarding studies on the modern petroleum engineering techniques used in Franklin County, Texas. Drilling methods, and analysis of the core samples are presented. This report includes tables, and graphs.

Report issued by the Bureau of Mines over studies conducted on zinc-lead fields of Oklahoma and Kansas. Properties of the physical features, geology, and drilling are presented. This report includes tables, maps, and illustrations.

From Forward: "This bulletin describes how the work was accomplished, including the functioning of the central office, the division of the nation into working areas, the acquiring of volunteer workers, the functioning of the area offices, and achievement of publicity. Representative resulting fuel saving at a number of individual plants are listed, as well as the estimated over-all accomplishments. This report should be of future value as an example of national organizing of volunteer workers, in addition to serving as a historical record."