Page:Second Geological Survey of Pennsylvania Report of Progress PPP.djvu/55



Reports have been issued by the Board of Commissioners, and the prices thereof fixed in accordance with the law authorizing their publication, as follows:

A. By Franklin Platt, Assisstant Geologist, with a chapter on the. By John Price Wetherill, Mining Engineer. Illustrated by 35 figures of mining operations, a on the Girad Easte, and a, scale 800 feet to 1 inch,ths of nature, illustrating the  By Chas A. Ashburner, Assistant Geologist, 1881 8 vo., pp. 134. Price,$1 10; postage $0 12.

AC. used in the Anthracite Coal fields. By H.M Chance: with an atlAs of 25 plates; 54 plates and 60 illustrations in the text. Price,$1 40: postage,$0 25.

AC. Coal Mining plates I to XXV. By H.M. Chance. Price, $1 40; postage $0 12.

AA.', with a description of the Geology of the Panther Creek Basin, or Eastern End of the Southern Field. by Chas. A. Ashburner, Geologist in Charge; with an atlas of 13 sheets of maps and sections; 6 pages plates, and 2 folded plates in the Report. Appendix A: Determination of the latitude and longitude of Wilkes Barre and Pottsville. By Prof. C. L. Doolittle. Appendix B: Theory of Stadia Measurements, with tables. By Arthur Winslow, assistant.1883, 8 vo., pp. xlvii and 407. Price $0 58; postage $0 18.

AA to accompany First Report of Progress AA ,1882. Contains 13 Sheets, as follows: 3 mine sheets, 3 cross section sheets, 3 columnar section sheets, 1 topographical sheet, and 1 coal bed area sheet, all relating to ; also 1 miscellaneous sheet "General Preliminary Map, Anthracite Coal Fields," and 1 miscellaneous sheet containing chart, showing total annual production of Anthracite since 1829. Chas. A. Ashburner, Geologist in Charge and A.W. Sheafer and Frank A. Hill, Assistant Geologists. Price $1 50; postage $0 12.

AA. , Part 1,1884. Contains 11 sheets, as follows: 4 mine sheets between Delano and Locust Dale, 3topographical sheets between quakake Junctions and Mount Carmel, and