Coal resources of Ohio /
by Russell A. Brant, Richard M. DeLong.
- Columbus, [Ohio] : Division of Geological Survey, 1960.
- v, 245 p. : ill., maps ; 28 cm.
- Bulletin ; 58 .
- Bulletin (Ohio. Division of Geological Survey) ; 58. .
Includes bibliographical references (p. 147-152) and index.