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Preliminary report on the mineralogy of Pennsylvania, by F. A. Genth. With an appendix on the hydrocarbon compounds, by Samuel P. Sadtler. by Series: Report of progress (Geological Survey of Pennsylvania) ; B.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Harrisburg, Pub. by the Board of commissioners for the Second Geological survey, 1875
Availability: No items available.

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The geology of the South Mountain belt of Berks County. by Series: Report of progress (Geological Survey of Pennsylvania) ; D3, v. 2, pt. 1.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Harrisburg, Board of Commissioners for the Second Geological Survey, 1883
Availability: No items available.

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Special report on the trap dykes and Azoic rocks of southeastern Pennsylvania. By T. Sterry Hunt. Part I. Historical introduction. by Series: Report of progress (Geological Survey of Pennsylvania) ; E.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Harrisburg, Pub. by the Board of commissioners for the Second geological survey, 1878
Availability: No items available.

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A preliminary report on the palaeontology of Perry county, describing the order and thickness of its formations and its folded and faulted structure. By E.W. Claypole ... by Series: Report of progress (Geological Survey of Pennsylvania) ; F2.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Harrisburg, Pub. by the Board of commissioners for the Second geological survey, 1885
Availability: No items available.

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Oil well records and levels. By John F. Carll. by Series: Report of progress (Geological Survey of Pennsylvania) ; II.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Harrisburg, Pub. by the Board of Commissioners for the Second Geological Survey, 1877
Availability: No items available.

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Description of the coal flora of the Carboniferous formation in Pennsylvania and throughout the United States ... By Leo Lesquereux. by Series: Report of progress (Geological Survey of Pennsylvania) ; P.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Harrisburg, Board of Commissioners for the Second Geological Survey, 1879-84
Availability: No items available.

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