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Minerals Yearbook: Area Reports: International Review 2012 Asia and the Pacific
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9,99 USD
Minerals Yearbook: Area Reports: International Review 2011, Europe and Central Eurasia
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Minerals Yearbook: Area Reports: International Review 2012 Africa and the Middle East
66,00 USD
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Minerals Yearbook - V. 3, Area Reports: International Review: 2011, Africa and the Middle East
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Coal -- Bituminous and Lignite in 1972: Preliminary Release of Information Pending Publication of the Bureau of Mines Minerals Yearbook
Bezpłatne
United States Department of the Interior Bureau of Mines Coal Mine Safety Inspection Manual for Underground Mines
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Mandatory Safety Standards, Underground Coal Mines
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Materials Survey, Iron Ore; May 1956
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Materials Survey, Cobalt, 1950
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1950 Materials Survey, Antimony, March 1951
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Preliminary Classified Index of Technical Oil Mission Reels 1-259 and 273-279
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Single-shot Blasting Units: Requirements for Permissibility Tests Made, and Fees Charged, Approved July 16, 1940
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Procedure for Applying for Tests Made on All Explosives and Blasting Devices by the Explosives Division of the Bureau of Mines; Prescribed Conditions and Requirements for Permissibility when Used in Coal Mines and Schedule of Fees for the Tests, Approved September 18, 1939
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Permissible Telephones and Signaling Devices, Requirements for Permissibility, Tests Made, and Fees Charged, Approved October 25, 1938
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Minor Metals and Nonmetallic Minerals: Address by John Wellington Finch, October 26, 1938
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Procedure for Testing Supplied-air Respirators for Permissibility, Approved August 9, 1937
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Miscellaneous Portable and Semiportable Electric Mine Lamps: Procedure in Testing, Fees Charged, and Requirements for Approval [approved] June 1, 1932
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Procedure for Testing Gas Masks for Permissibility
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Consumption of Explosives in ...
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Procedure for Testing Explosives Used in Metal Mines, Tunnel, Quarries, and Other Engineering Operations: With Test Requirements and Schedule of Fees [approved] April 3, 1926
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