Report of progress in the Juniata district on the fossil iron ore beds of middle Pennsylvania,
Dewees, John H.
Report of progress in the Juniata district on the fossil iron ore beds of middle Pennsylvania, by John H. Dewees, with a report of the Aughwick Valley and East Broad Top district, by C. A. Ashburner. - Harrisburg, Published by the Board of Commissioners for the Second Geological Survey, 1878. - Fxlix, F305 p. front., illus., plates (Part fold.) charts (part fold.) diagrs. 23 cm. - Pennsylvania. Geological survey, [2d. Report of progress F] . - Report of progress (Geological Survey of Pennsylvania), F. .
At head of title: Geological survey of Pennsylvania, 1874-75. Charts and diagrams partly in pockets.
Appendices: A. Section of the Palœozoic rocks in Blair county, by F. Platt and R.H. Sanders.--B. A measured section of the Palæozic rocks between Lock Haven and Farrandsville, by H.M. Chance.--C. Catalog of specimens collected by Mr. Ashburner.--D. Railway and other levels above tide mentioned in this report.
gs 07000714
Geology--Pennsylvania.
QE157 / .A16 vol. F
Report of progress in the Juniata district on the fossil iron ore beds of middle Pennsylvania, by John H. Dewees, with a report of the Aughwick Valley and East Broad Top district, by C. A. Ashburner. - Harrisburg, Published by the Board of Commissioners for the Second Geological Survey, 1878. - Fxlix, F305 p. front., illus., plates (Part fold.) charts (part fold.) diagrs. 23 cm. - Pennsylvania. Geological survey, [2d. Report of progress F] . - Report of progress (Geological Survey of Pennsylvania), F. .
At head of title: Geological survey of Pennsylvania, 1874-75. Charts and diagrams partly in pockets.
Appendices: A. Section of the Palœozoic rocks in Blair county, by F. Platt and R.H. Sanders.--B. A measured section of the Palæozic rocks between Lock Haven and Farrandsville, by H.M. Chance.--C. Catalog of specimens collected by Mr. Ashburner.--D. Railway and other levels above tide mentioned in this report.
gs 07000714
Geology--Pennsylvania.
QE157 / .A16 vol. F