Report of progress 1874-1889, A-Z
Contributors: Pennsylvania. Board of Commissioners for the Second Geological Survey.
Publisher: Board of Commissioners for the Second Geological Survey
Published: 1875
Place of publication: Harrisburg
Language: eng
Number of pages: 109
Subjects: Geology -- Pennsylvania; Coal -- Pennsylvania
Notes: 35 vols. are atlases.
Several volumes have no general title.
J. Peter Lesley, State Geologist.
A list of these reports with index may be found in the appendix to "A general index of the Final summary report of the geology of Pennsylvania," 1895.
Appendix A to Report of progress R (not listed in above index) was issued in 1881 with title: Drillings for coal in Sergeant Township, McKean County. A correspondence by N. F. Jones, J. P. Lesley, and Chas. A. Ashburner.