Computer applications in underground mining systems : final report : prepared for Office of Coal Research, Dept. of Interior ... /

"Period of performance: September, l968- December, 1973."

High-extraction coal mining in Illinois : effects on crop production, 1985-1987 /

"IMSRP-IV."

Federal and Indian lands coal, phosphate, potash, sodium, and other mineral production, royalty income, and related statistics.

Fiscal year coverage, 1971-1975; calendar year coverage, 1976-1980.

Catalog of information on water data : index to water-data activities in coal provinces of the United States /

Maps on lining papers.

Coal near Cooktown /

Caption title.

Potential effects of surface coal mining on the hydrology of the Snider Creek area, Rosebud and Ashland coal fields, southeastern Montana /

"February 1983."

The coal fields of southwestern Washington,

Mode of access: Internet.

Monthly statement of coal-mine accidents in the United States January to August, 1912 and statistics for 1910 and 1911--January and February, 1913.

Mode of access: Internet.

Practical coal-mining,

Mode of access: Internet.

Calibration and maintenance procedures for coal mine respirable dust samplers /

"May 1996."

Coal

Mode of access: Internet.

Hand book for coal salesmen.

Mode of access: Internet.

A glossary of terms used in the coal trade of Northumberland and Durham,

Reprint of the London, 1888 ed.

Coal in Pennsylvania, recent developments and prospects; a report to the Joint State Government Commission, General Assembly of the Commonwealth of Pennsylvania.

Mode of access: Internet.

Report of the United States Coal Commission on the anthracite industry : to the President and the Congress of the United States, July 9, 1923.

Mode of access: Internet.