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  Partner: UNT Libraries Government Documents Department
 Country: Germany
 Collection: Technical Report Archive and Image Library
The 300 H.P. Benz Aircraft Engine
This report provides a description of the Benz 300 H.P. aircraft engine containing 12 cylinders placed at a 60° angle. It includes a detailed description of the development of the constructional points, particularly the cylinders, pistons, and connecting rods, as well as the engine fitting, lubrication, oil pumps, bearings, oil tank, fuel pump, carburetors, and cooling system. There are seven pages of illustrative figures at the end of the report. digital.library.unt.edu/ark:/67531/metadc53726/
Coal Mining Techniques in the Federal Republic of Germany - 1971
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. digital.library.unt.edu/ark:/67531/metadc170840/
Notes on the Use of Low-Grade Fuel in Europe
Technical paper issued by the Bureau of Mines over studies of low-grade fuel use in Europe. The results of the studies are presented and discussed. This paper includes tables, and illustrations. digital.library.unt.edu/ark:/67531/metadc66448/
Low-Temperature Carbonization of Coal
Technical paper issued by the Bureau of Mines over studies on low-temperature carbonization of coal. Methods and equipment used during the studies are discussed. This paper includes tables, illustrations, and photographs. digital.library.unt.edu/ark:/67531/metadc66430/
German Low-Temperature Coal-Tar Industry
Report issued by the U.S. Bureau of Mines discussing a low-temperature coal-tar industry in Germany. As stated in the Purpose and Scope of the Investigation, "the primary purpose of the investigation covered by this report was to determine to what extent the production and use of low-temperature tar in Germany had advanced during the 10-year period prior to the close of the last war" (p. 7). This report includes tables, illustrations, and a photograph. digital.library.unt.edu/ark:/67531/metadc67040/
Report on the Investigation by Fuels and Lubricants Teams at the I.G. Farbenindustrie A.G. Leuna Works, Merseburg, Germany
Report issued by the U.S. Bureau of Mines discussing investigations of the Leuna Factory, a heavy chemical plant in Merseburg, Germany. Production details of the many substances produced at the plant are presented. This report includes tables, illustrations, and photographs. digital.library.unt.edu/ark:/67531/metadc67033/
World Survey of Tantalum Ore
Report issued by the U.S. Bureau of Mines discussing the occurrences of tantalum in different areas of the world. The tantalum deposits are described in reference to each individual country that it is found in. This report includes maps, tables, and illustrations. digital.library.unt.edu/ark:/67531/metadc67031/