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Quarry Accidents in the United States During the Calendar Year 1927

Mining soft hematite at mine no. 2 of the Marquette range, Michigan.

Metallurgical Limestone: Problems in Production and Utilization

Methods, Costs, and Safety in Stripping and Mining Coal, Copper Ore, Iron Ore, Bauxite, and Pebble Phosphate

Drilling and Blasting in Metal-Mine Drifts and Crosscuts

Inspection and Testing of Mine-Type Electrical Equipment for Permissibility

Tests of Strength of Roof Supports Used in Anthracite Mines of Pennsylvania

Hazards from low or under voltage

Distillation-amalgamation methods for the technical determination of mercury in ores

Survey of fuel-oil distribution :central United States : 1928

Industrial gas masks abroad

Mining laws of Paraguay

Method and cost of mining the Pittsburgh, or no. 8, coal bed in four eastern Ohio mines

Mining laws of Venezuela

Methods of some progressive mining companies in placing responsibility for mine accidents

Present-day knowledge of the chemical constitution of coal

Mining laws of Rumania

Mining laws of Honduras

Mining laws of Peru

State regulations governing the use of trolley wires in mines

Official changes in the active list of permissible explosives and blasting devices for November, 1930

A study of the properties of Texas polyhalite pertaining to the extraction of potash

Check determinations of fusibility of coal ash with the De Graaf electric coal-ash fusion furnace

Experience with electrical and other means of firing shots of explosives in the anthracite region of Pennsylvania

Official changes in the active list of permissible explosives and blasting devices for December, 1930

Sensitization of ammonium nitrate by nitrostarch

Study of high manganese slags in relation to the treatment of low-grade manganiferous ores

Washability studies of the Mary Lee Seam at Lewisburg, Alabama

Acrolein as a warning agent for detecting leakage of methyl chloride from a multiple refrigeration system

A study of the properties of Texas polyhalite pertaining to the extraction of potash.

The recovery of oil from sands by the "gas drive"

The Trauzl block strength of dynamites

A survey of the sulphur content of commercial motor fuels - 1930

A diaphragm or "breather" roof for oil-storage tanks

Grinding and classification.

Acrolein as a warning agent for detecting leakage of methyl chloride from refrigerators

The response of Japanese waltzing mice and canaries to carbon monoxide and to atmospheres deficient in oxygen

Extinction of methane flames by dichloro-difluoro-methane

Coal-dust explosions in mines caused by direct electrical ignition

Method for measuring voids in porous materials

Fundamental and applied research on the physical chemistry of steel making

Processes for extracting radium from carnotite

The action of sulphur dioxide on manganese oxides at elevated temperatures

The effectiveness of different-size rock dusts in preventing coal-dust explosions in mines

Some phases of the relative responsibility of management and workers for accidents in mines

Bureau of Mines instruction in first aid and value of 100-percent first-aid training to employees of mining and oil companies

Mining laws of Spain

Mining practices, methods, and costs at mine no. 5 of the Marquette Range, Michigan

Mining practice at the Pecos mine of the American Metal Co. of New Mexico

Mining laws of Italy


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