Browse TRAIL Inventories

Quarrying methods and costs at the Sloan quarry of the United States Lime Products Corporation, Sloan, Nev.

Milling methods and costs at the lead concentrator of the Hecla Mining Co., Gem, Idaho

Mining methods and costs at the Mt. Hope mine of the Warren Foundry and Pipe Corporation, Mt. Hope, N.J.

Shaft-sinking methods, practices, and costs of the Consolidation Coal Co. at its no. 261 mine, Caretta, McDowell County, W. Va.

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

Methods and costs of concentrating scheelite ore at the Silver Dike Mill, Mineral County, Nev.

Milling methods and costs at the Pecos Concentrator of the American Metal Co., Tererro, N. Mex.

Quarrying and crushing methods and costs at the Santa Catalina Island quarry of Graham Bros., Inc., Santa Catalina Island, Calif.

Gold mining and milling methods and costs at the Vallecito Western Drift mine, Angels Camp, Calif.

Factors governing the selection of the proper level interval in underground mines

Methods and costs of mining and crushing gypsum at the mine of the Blue Diamond Corporation, Ltd., Arden, Nev.

A ventilation study of the Graceton Coal & Coke Co. mine, Graceton, Pa.

Falls of roof and coal in Washington mines

Mica-mining methods, costs, and recoveries at no. 10 and no. 21 mines of the Spruce Pine Mica Co., Spruce Pine, N.C.

Accident experience and cost in Pennsylvania anthracite and bituminous mines :1926-30

Milling methods and costs at the concentrator of the Britannia Mining & Smelting Co., Ltd., Britannia Beach, B.C.

Milling methods and costs at the Hillside Fluorspar mines, Rosiclare, Ill.

Employee-timekeeping system and mechanical pay-roll methods at Britannia Mining & Smelting Co. (Ltd.), Britannia Beach, B.C.

Magnetic concentration methods and costs of Witherbee, Sherman & Co., Mineville, N.Y.

Method and cost of dredging sand and gravel, Portland Gravel Co., Portland, Oreg.

Mining laws of Poland

Mining laws of the Republic of Liberia

Mining laws of Denmark and Danish possessions

Mining laws of Haiti

Mining laws of the Unfederated Malay States

Mining laws of Greece

Natural-gasoline plants in the United States :January 1, 1932

Mining laws of Finland

The mineral industry

Physiological factors in mine ventilation in 1931

Survey of cracking plants, January 1, 1932

Mining and technology graduates and their problems

Management of labor in successful metal-mine operations

Abstracts of recent articles on mine support

Mining methods and costs at the Hart Spur pit of the Fort Worth Sand & Gravel Co., Inc., Fort Worth, Tex.

Mining statutes of the state of Pennsylvania(summarized)

Clay-mining methods and costs at the Corunna (Mich.) pit of the Aetna Portland Cement Co.

Methods and costs of dredging auriferous gravels at Lancha Plana, Amador County, Calif.

Description of the property and operations at the Lewiston Dredge, Lewiston, Calif.

Mining methods and costs at the vanadium mine of the United States Vanadium Corporation, Rifle, Colo.

Accident experience and cost in Tennessee coal mines

Prospecting and exploration for sand and gravel

International Conference of Mine-Safety Research at Buxton, England, July 31, 1931

Methods and costs of mining ferberite ore at Cold Springs Mine, Nederland, Boulder County, Colo.

Safety practices at Mine 1, Spring Canyon Coal Co., Utah

Explosions in Colorado coal mines, 1833 to 1932

Method and cost of quarrying, curshing, and grinding limestone at the Security Quarry of the North American Cement Corporation, Security, Md.

Sodium and potassium metals

Chromium :general information

Soapstone


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