Bituminous coal fields of Pennsylvania
Contributors: Ashley, Geo. H. b. 1866.; Sisler, James Donaldson, 1894-; Reese, John F.; United States. Bureau of Mines.
Series: Its Bulletin M 6
Published: 1925
Place of publication: Harrisburg
Language: eng
Subjects: Bituminous coal.; Coal -- Pennsylvania.; Coal -- Analysis.
Notes: Includes bibliographies.
Table of contents: title: vol. 1, pt. 1. General information on coal, by G.H. Ashley. 1928.  pt. 2. Detailed description of coal fields, by J.D. Sisler. 1926.  pt. 3. Coal resources, by J.F. Reese and J.D. Sisler. 1928.  pt. 4. Coal analysis, prepared by U.S. Bureau of Mines. 1925.