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	1.	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. by Dewees, John H Ashburner, Charles Albert, 1854-1889 Platt, Franklin, 1844-1900 Sanders, Richard H, 1851- Chance, H. M. (Henry Martyn), 1856-1937 Series: Report of progress (Geological Survey of Pennsylvania) ; F. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Harrisburg, Published by the Board of Commissioners for the Second Geological Survey, 1878 Availability: No items available. Add to cart (remove)
	2.	Report on an exploration of the coal fields of North Carolina, made for the State Board of Agriculture. By H. M. Chance ... Pub. by order of the Board. by Chance, H. M. (Henry Martyn), 1856-1937 Material type: Text; Format: print ; Literary form: Not fiction Publication details: Raleigh, P. M. Hale, state printer and binder, 1885 Availability: No items available. Add to cart (remove)

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