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Mining methods used in the Grundy coal field of Buchanan County, Va.

Longwall mining methods in some mines of the Middle Western states

Some aspects of strip mining of bituminous coal in Central and South Central states

Truck vs. rail haulage in bituminous-coal strip mines

Multiple-shift mechanical mining in some bituminous coal mines.

Reclamation of stripped coal land

Multiple-shift mechanical mining in some bituminous coal mines.

Underground transportation of coal :Progress report 1

Underground transportation of coal :progress report [No.] 2

An analysis of the use of electricity at coal mines.

Multiple-Shift Mechanical Mining in some Bituminous-Coal Mines: Progress Report 4. Extraction of Pillars with Mechanized Equipment

Analyses of West Virginia Coals

Control of sulfur and ash in mine-run metallurgical coal :report [No.] 1

Analyses of Virginia coals.

A study of summer air conditioning with water sprays to prevent roof falls at the Beech Bottom Coal Mine, West Virginia

Analyses of Pennsylvania Anthracitic Coals

Analyses of Tennessee coals (including Georgia).

Reserves, Bed Characteristics, and Coking Properties of the Willow Creek Coal Bed, Kemmerer District, Lincoln County, Wyoming

Exploration, Composition, and Washing, Burning and Gas-Producer Tests of a Coal Occurring Near Coaldale, Esmeralda County, Nevada

Investigation of coal deposits for local use in the arctic regions of Alaska and proposed mine development

Use of scrapers and other light earth-moving equipment in bituminous-coal strip mining

Investigation of Coal Deposits in the Coal Creek District, Gunnison County, Colorado: Progress Report 1

Exploration, Reserves, Bed Characteristics and Strip-Mining Possibilities of a Lignite Deposit Near Toledo, Lewis County, Washington

Investigation of Meta-Anthracite in Newport and Providence Counties, Rhode Island: Petrography, Chemical Characteristics, and Geology of Deposits: I. Investigation of the Field and the Physical and Chemical Characteristics of the Deposits; II. Preliminary Geologic Study of the Portsmouth and Cranston Areas, Rhode Island; III. General Conclusions

Minable Reserves, Petrography, Chemical Characteristics, and Washability Tests of Coal Occurring in the Coos Bay Coal Field, Coos County, Oregon

Coals of Chile

Mechanical mining in some bituminous-coal mines.

Coal-mining methods and practices in western Arkansas :preliminary investigation

Investigation of coal deposits in south central Alaska and the Kenai Peninsula

Investigation of Coal Deposits in the Fairview and Coal City Basins of Coosa Field, St. Clair County, Alabama: Reserves, Petrography, and Chemical Properties of Coals; Washability Characteristics of Coal from Fairview Bew; and Geology of Area

Reserves, Petrographic and Chemical Characteristics, and Carbonizing, Properties of Coal Occurring South of Dry Fork of Minnesota Creek, Gunnison County, Near Paonia, Colorado, and the Geology of the Area

Investigation of Lower Coal Beds in Georges Creek and North Part of Upper Potomac Basins, Allegany and Garrett Counties, Maryland: Reserves, Petrographic and Chemical Characteristics of Coals, and Stratigraphy of Area

Investigation of Lower Coal Beds in Georges Creek and North Part of Upper Potomac Basins, Allegany and Garrett Counties, Maryland: Reserves, Petrographic and Chemical Characteristics of Coals, and Stratigraphy of Area (Maps)

Estimate of Known Recoverable Reserves of Coking Coal in Indiana County, Pennsylvania

Estimate of Known Recoverable Reserves of Coking Coal in Cambria County, Pennsylvania

Miller Gulch and Cook & White coal beds near Cerrillos, Santa Fe County, N. Mex. :Reserves ; coking, petrographic, and chemical properties

Estimate of Known Recoverable Reserves of Coking Coal in Westmoreland County, Pennsylvania

Estimate of Known Recoverable Reserves of Coking Coal in Armstrong County, Pennsylvania.

Estimate of Known Recoverable Reserves of Coking Coal in Pike County, Kentucky

Estimate of Known Recoverable Reserves of Coking Coal in Fayette County, Pennsylvania

Estimate of Known Recoverable Reserves of Coking Coal in Floyd County, Kentucky

Lignite in Greece

Mechanical Mining in Some Bituminous-Coal Mines: Progress Report 6. Extraction of Pillars with Mechanized Equipment

Castleman Basin, Garrett County, Maryland

Bituminous-Coal Deposits in the Vicinity of Eska, Matanuska Valley Coal Field, Alaska

Estimate of Known Recoverable Reserves of Coking Coal in Raleigh County, West Virginia

Estimate of Known Recoverable Reserves of Coking Coal in Jefferson County, Pennsylvania

Estimate of Known Recoverable Reserves of Coking Coal in Knott County, Kentucky

Analyses of Ohio Coals

Coal Deposits in the Deep River Field, Chatham, Lee, and Moore Counties, N.C.


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