Item Details

Method and Cost of Mining the Pittsburgh, or No. 8, Coal Bed in a 100 Percent Mechanized Mine in Eastern Ohio

by W.F. Hazen and E.J. Christy
Format
Book; Government Document; Online; EBook
Published
Washington, D.C. : United States, Department of Commerce, Bureau of Mines, 1929.
Language
English
Related Title
Technical Report Archive & Image Library (TRAIL)
Series
Information Circular / Bureau of Mines
SuDoc Number
C 22.11:6200
Description
22 pages : illustrations ; 27 cm.
Mode of access: Internet.
Notes
"December, 1929."
Series Statement
Information circular / Bureau of Mines ; 6200
Logo for No Copyright - United StatesNo Copyright - United States
Technical Details

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    a| Method and cost of mining the Pittsburgh, or no. 8, coal bed in a 100 percent mechanized mine in eastern Ohio / c| by W.F. Hazen and E.J. Christy.
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