The reserve base of U.S. coals by sulfur content
Subtitle: 1. The Eastern States
By: by Robert D. Thomson and Harold F. York.
Contributors: York, Harold F.; United States. Bureau of Mines.
Series: Information circular - Bureau of Mines ; 8680; Information circular (United States. Bureau of Mines) -- 8680.
Publisher: Dept. of the Interior, Bureau of Mines
Published: 1975
Place of publication: [Washington
Language: eng
Subjects: Coal -- United States -- Sulphur content.