Report of progress in Bradford and Tioga counties.
Subtitle: 1. Limits of the Catskill and Chemung formation.
By: By Andrew Sherwood. 2. Description of the Barclay, Blossburg, Fall Brook, Arnot, Antrim and Gaines coal-fields, and at the forks of Pine creek in Potter county. / By Franklin Platt. 3. On the coking of bituminous coal. / By John Fulton ...
Contributors: Sherwood, Andrew, 1848-1933.; Platt, Franklin, 1844-1900; Fulton, John, 1826-1916.; Pennsylvania. Board of Commissioners for the Second Geological Survey
Series: Pennsylvania. Geological Survey, 2d. / Report of progress -- G; Report of progress (Geological Survey of Pennsylvania) -- G.
Publisher: Board of Commissioners for the Second Geological Survey
Published: 1878
Place of publication: Harrisburg
Language: eng
Number of pages: 271
Subjects: Geology -- Pennsylvania -- Bradford County.; Geology -- Pennsylvania -- Tioga County.; Coal -- Pennsylvania.
Notes: At head of title: Second geological survey of Pennsylvania: 1874-78.

Folded maps in pocket.