United States Bureau of Mines

Mineral Resources of the United States

Bulletin; Volume 173

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)

Efficiency in the Use of Oil Fuel

Peat Deposits of Ohio, Their Origin, Formation and Uses

Abstracts of Current Decisions on Mines and Mining

Metallurgical Treatment of the Low-Grade and Complex Ores of Utah

Bulletin; Volume 118

Mineral Resources of the United States, Part 1

The Nitration Of Toluene

Mineral Resources of the United States, Part 2

Use and Misuse of Explosives in Coal Mining

Mineral Resources of Michigan with Statistical Tables of Production and Value of Mineral Products for... , Issue 20

Iron Resources of California