Browse TRAIL Inventories

Mining laws of Costa Rica

Danger to the public from abandoned mine workings and other property

Mining laws of Japan

Mining laws of Brazil

An automatic electric man-hoist for slopes or inclines

Mining laws of Nicaragua

Survey of cracking plants, January 1, 1930

Mining laws of Latin America :general summary

Mining methods and costs at the Argonaut mine, Amador County, California

Milling methods and costs at the northern Idaho mills of the Bunker Hill and Sullivan Mining and Concentrating Co.

What the coal miners can do to prevent injury from falls of roof

Systematic timbering rules at the Washington coal mines

The grounding of electric systems in and around mines

Milling methods and costs at the concentrator of the Chief Consolidated Mining Co., Eureka, Utah

Mining methods and costs at the Consolidated Cortez Silver Mine, Cortez, Nevada

Some hazards of transporting explosives in automobile trucks

Mining laws of Trinidad

The cost of accidents to industry

Mining laws of Australia

Notes on the determination of molybdenum

Mining laws of El Salvador

Specific heat of water vapor at high temperatures derived from explosion experiments

Mining laws of Uruguay

Safety at the mines of the Ford Collieries Co., Curtisville, Pa.

Mining laws of Haiti

Milling practice at the Netta mine of Eagle Picher Lead Co., at Picher, Oklahoma

Mining laws of Canada

Undercut block-caving method of mining in western copper mines

Explosions in Alabama coal mines

Milling practice at the White Bird concentrator, Canam Metals Corporation, Picher, Okla.

Fatalities in Alabama coal mines

Method and cost of quarrying limestone at the Speed quarry of the Louisville Cement Co., Speed, Indiana

Milling methods and costs at the Black Hawk concentrator, Hanover, New Mexico

Mining methods and costs at Tintic Standard mine, Tintic District, Utah

List of permissible self-contained oxygen breathing apparatus, gas masks, and hose masks

Milling method and cost at the conglomerate mill of the Calumet & Hecla Consolidated Copper Co

Mining methods and costs at the Montreal Mine, Montreal, Wis.

Methods of mining at the Black Rock Mine, Butte & Superior Mining Co., Butte District, Mont.

Mining methods and costs of the Silver King Coalition Mines Co., Park City, Utah

The mineral industry and the young engineer

Specially recommended trailing cable

Method of mining a thick coal bed in eastern Utah

Milling methods of the American Zinc Co. of Tennessee, Mascot, Tenn.

Mining bituminous coal by stripping methods

Possible utilization of natural gas for the production of chemical products

Conservation of natural gas in relation to some recent developments

Use of thermodynamical data to study the chemical reactions of metallurgical processes

Sources and distribution of major petroleum products :Atlantic Coast states, 1929

Holmes Safety certificate presentation

Industrial safety training at a mining school


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