Report on the coal mines of the Monongahela river region from the West Virginia state line to Pittsburgh, including the mines on the lower Youghiogheny river.
By: By J. Sutton Wall. Part I. Description of the mines.
Series: Pennsylvania. Geological Survey, 2d. Report of progress -- K4; Report of progress (Geological Survey of Pennsylvania) -- K4.
Publisher: Pub. by the Board of Commissioners for the Second Geological Survey
Published: 1884
Place of publication: Harrisburg
Language: eng
Number of pages: 4231
Subjects: Coal mines and mining -- Pennsylvania.
Notes: Folded maps in pocket.

No more published.