TRAIL - Technical Report Archive and Image Library

Mining methods and costs at the Atlas no. 2 Zinc-Lead Mine, West Pinos Altos mining district, Grant County, N. Mex.

Publications of the Bureau of Mines on coal washing

Revised bibliography of Bureau of Mines investigations on the production of liquid fuels from oil shale, coal, lignite, and natural gas (to 1949)

Safety in the mining industry

Mining methods and costs at the Atwood Copper Mine, Lordsburg Mining district, Hidalgo County, N. Mex.

Supplemental list of respiratory protective devices approved by the Bureau of Mines :additions to list published in Information Circular 7444

Bibliography of investment and operating costs for chemical and petroleum plants

Review of literature on conditioning air for advancement of health and safety in mines.

Average heating values of American coals :by rank and by states

Observations of safety practices and conditions in Japanese coal mines

Shaft-sinking methods and costs and cost of plant and equipment at the Fad shaft, Eureka Corp., Ltd., Eureka, Nev.

Mining methods and practices at International Minerals & Chemical Corp. Potash Mine, Eddy County, N. Mex.

Operations and safety at the Retsof Rock Salt Mine

Conveyor systems in underground iron-ore mines, Lake Superior district

Suspension roof support.

Fire fighting facilities at four Pennsylvania bituminous-coal mines

Reopening and developing a small red-iron-ore mine, Gadsden, Ala.

Mining methods and costs at the Kearney Zinc-Lead Mine, Central Mining District Grant County, N. Mex.

Method and cost of driving the Rock Creek Tunnel, Hecla Mining Co., Shoshone County, Idaho

Mining methods at the brucite deposit, Basic Refractores, Inc., Gabbs, Nye County, Nev.

Change houses in the Lake Superior district

Methods and costs of mining fluorspar from a flat-bedded deposit at Cave-In-Rock, Ill.

Two devices to prevent electric arcs with airdox operations in coal mines

Selected list of references on minerals and related subjects

Mechanical mining in some bituminous-coal mines.

Investigation of limestone deposits near Arlington, Snohomish County, Wash.

Investigation of Whitehorse limestone deposits, Snohomish County, Wash.

Missouri Valley Manganese Deposits, South Dakota.

Investigation of Ely mine copper deposit Orange County, Vt.

Sampling of Helen Beryl pegmatite Custer County, S. Dak.

Investigation of Chestatee copper and pyrite deposit Lumpkin County, Ga.

Studies of the kinetics of coal hydrogenation

Concentration of oxide manganese ores from the Tintic district, Eureka, Juab County, Utah

Diamond drilling at the Rambler copper mine, Albany County, Wyo.

Investigation of the Strawberry tungsten deposit, Madera County, Calif.

Investigation of Oat Hill mercury mine Napa County, Calif.

Investigation of Comet Coalition lead-zinc deposit, Lincoln County, Nev.

Investigation of Snowball fluorite deposit, Maricopa County, Ariz.

Investigation of the Cartersville manganese district, Bartow County, Ga.

A study of stray electric currents in airdox systems in coal mines

Investigation of the Dayton iron deposit, Lyon and Storey counties, Nev.

Investigation of the Buckeye manganese deposits, Stanislaus County, Calif.

Grouting diamond-drill holes at the Christmas mine, Gila County, Ariz.,with notes on the setting properties of cements and the use of liquid carbon dioxide as a pressuring agent in grouting

Effect of high pressures on the flammability of natural gas-air-nitrogen mixtures

Investigation of the Springvale bauxite district, Randolph County, Ga.

Liquidus temperatures and liquid densities of zinc-aluminum alloys

Coal carbonization :effects of blending Pocahontas no. 3 coal with 12 high-volatile A coals

Concentration of manganese ores from Piute and Kane counties, southern Utah

Investigation of Hamilton County bauxite district, Tennessee

A Bureau of Mines method for determining porosity :a list of porosities of oil sands

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