Browse TRAIL Inventories

Reconnaissance of placer mining districts in Idaho County, Idaho

Milling methods and costs of the Cardinal Gold Mining Co., Bishop Creek, Calif.

Some observations on the causes, behavior, and control of fires in steep-pitch anthracite mines

One hundred-percent first-aid training, Peabody Coal Co., Taylorville, Christian County, Ill.

Trends in sales of memorial stone

An explanation of washability curves for the interpretation of float-and-sink data on coal

A study of explosives accidents reported to the National Safety Competition, 1925-35

Marketing mica

Flow of air and natural gas through porous media

Metallurgical developments at Mercur, Utah

Flotation for recovery of scheelite from slimed material

Studies pertaining to the catalytic hydrogenation of pyrolytic tars

Carbonizing properties and petrographic composition of Upper Banner bed coal from Clinchfield no. 9 mine, Dickenson County, Va., and of Indiana no. 4-bed coal from Saxton no. 1 mine, Vigo County, Ind. :and the effect of blending these coals with Beckley bed coal

Cost of coal-mine fatalities and some permanent disabilities in Ohio :January 1, 1930 to December 31, 1934

Notes on the sampling and analysis of coal

Methods for the detection and determination of carbon monoxide

Friability of Alabama coals

Calibration of positive-displacement oil meters

Fuel for permissible flame safety lamps

House movement caused by ground vibrations

Annual report of the nonmetals division :fiscal year 1938

Progress reports - metallurgical division.

Some tests of acid-resistant pipe

Chemical and refining study of some Wyoming black oils

Cooperative fuel research motor-gasoline survey, winter 1937-38

National safety competition of 1937

Progress reports - metallurgical division.

Gold mining and milling methods and costs at the Gold Hill Mine of Talache Mines, Inc., Quartzburg, Idaho

Primary crushing :progress report no. 1

Composition and inflammability of gaseous distillation products from heated anthracite

Primary crushing :progress report no. 2

Effect of angle of drilling on dust dissemination

Grindability of Alabama coals

Analyses of crude oils from some fields of Pennsylvania and New York

Compression tests of roof-salt slabs supported by potash salt pillars

Dust sampling with the Bureau of Mines midget impinger :using a new hand-operated pump

Permissible electrically operated post drills and drilling machines

R©Øesum©Øe of problems relating to edgewater encroachment in oil sands

Disposal of petroleum wastes on oil-producing properties :with a chapter on soils and water resources of Kansas oil areas

Extinction of propylene flames by diluting with nitrogen and carbon dioxide and some observations on the explosive properties of propylene

Effect of oxidation on the volatile matter of anthracite and its significance in mine-fire investigations

Progress reports - metallurgical division.

Determination of the swelling properties of coal during the coking process

Efficiency of impingers for collecting lead dusts and fumes

Survey of fuel consumption at refineries in 1936

Relation of dust concentration to depth of hole during wet drilling

Progress reports - metallurgical division.

Microprojection method for counting impinger dust samples

Investigations during 1936 of combustibles in manholes in Boston, Mass.

Concentration of southern barite ores


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