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Method and cost of mining the Pittsburgh, or no. 8, coal bed in four eastern Ohio mines
- Author / Creator
- Available as
- Online
Details
- Creator
- by J.W. Paul and H. Tomlinson
- Format
- Books
- Language
- English
- Contributors
- Publication
-
- Washington, D.C. : U.S. Dept. of Commerce, Bureau of Mines, 1929
- Physical Details
-
- 1 online resource (21 pages) : illustrations
- data file
- OCLC
- on1410614387