An integrated study of the Devonian-age black shales in eastern Ohio.  Draft report prepared for U.S. Dept. of Energy, Morgantown Energy Technology Center, Morgantown, W. Va.  by John D. Gray [and others]
Contributors: Morgantown Energy Technology Center
Publisher: Dept. of Natural Resources
Place of publication: Columbus
Language: eng
Subjects: Oil shales - Ohio
Notes: 11