United States Bureau of Mines

177 books

Feb 3, 2012
Cover of Operating Regulations to Govern Coal-Mining Methods and the Safety and Welfare of Miners on Leased Lands on the Public Domain Under the Act of February 25, 1920 (Public No. 146).

Operating Regulations to Govern Coal-Mining Methods and the Safety and Welfare of Miners on Leased Lands on the Public Domain Under the Act of February 25, 1920 (Public No. 146).

Jan 10, 2012
Cover of Bulletin (Volume 94, PT. 1)

Bulletin (Volume 94, PT. 1)

Jan 10, 2012
Cover of Manual of Regulations of the Bureau of Mines

Manual of Regulations of the Bureau of Mines

Jan 1, 2012
Cover of Bulletin (Volume 94, PT. 2)

Bulletin (Volume 94, PT. 2)

Jan 1, 2012
Cover of Bulletin (Volume 631-637)

Bulletin (Volume 631-637)

Jan 1, 2012
Cover of Bulletin (Volume 181-184)

Bulletin (Volume 181-184)

Oct 14, 2010
Cover of Catechism on Natural Gas

Catechism on Natural Gas

Jul 24, 2010
Cover of Metallurgical Treatment of the Low-Grade and Complex Ores of Utah; A Preliminary Report

Metallurgical Treatment of the Low-Grade and Complex Ores of Utah; A Preliminary Report

Jan 2, 2010
Cover of Coal Mine Fatalities in the United States, 1870-1914, with Statistics of Coal Production, Labor and Mining Methods

Coal Mine Fatalities in the United States, 1870-1914, with Statistics of Coal Production, Labor and Mining Methods