Western surface coal mining
Subtitle: Gillette, Wyoming, May 3-5, 1989
By: Steven J. Kirk, editor ; sponsored by Society for Mining, Metallurgy, and Exploration, Inc. and Powder River Basin Section.
Contributors: Kirk, Steven J.; Society for Mining, Metallurgy, and Exploration (U.S.); Society for Mining, Metallurgy, and Exploration (U.S.). Powder River Basin Section.
Publisher: The Society
Published: 1989
Place of publication: Littleton, Colo
Language: eng
Number of pages: 151
Subjects: Coal mines and mining -- West (U.S.) -- Congresses.; Coal -- Congresses.
Notes: Includes bibliographical references and index.