2 



P. Report on the Coal Flora of Pennsylvania and the United Statas, 

 Vols. 1 and 2, (bound together,) by L. Lesquereux. 8°, pp. G94, 1880. Price 

 *0 .so, postage $0 28. 



P. Report on the Coal Flora of Pennsylvania and the United States, 

 Vol. 3, with 24 double page plates (lithographed) of coal plants, to accompany 

 P. Vols. 1 and 2. 8°, pp. 283, 1884. Price $1 20, postage $0 18. 



(P.) Atlas of 87 double page plates (lithographed) of coal plants, to ac- 

 company P. Vols. 1 and 2. 8°, 1879. Price $3 35, postage $0 22. 



P 2. Report on Permo-Carboniferous plants from W. Va. and Greene 

 county, Pennsylvania, by \V. M. Fontaine and I. C. White. With 38 double 

 page plates (lithographed ) 8°, pp. 143, 1880. Price $2 25, postage $0 17. 



P 3. Description of Ceratiocaridce, by C. E. Beecher ; and of Eurypteriihe, 

 by James Hall. With 8 plates. 8°, pp. 39, 1884. Price $0 60, postage $0 07. 



Z. Report on the Terminal moraine across Pennsylvania, by H. C. 

 Lewis ; including extracts from descriptions of the Moraine in New Jersey, 

 by G. H. Cook, and in Ohio, Kentucky, and Indiana, by G. F. Wright With, 

 a map of the State, 18 photographic views of the moraine, and 32 page plate 

 maps and sections. 8°, pp. lvi and 299, 1884. Price f 1 40, postage §0 17. 



Grand Atlas, Div. I, Pt. I, 1885, port-folio containing maps of 56 counties 

 and parts of counties (scale 2 miles to 1 inch) on 49 sheets (26"X32"). The 

 maps of the remaining counties will be published in Part II. These maps 

 are duplicate prints on heavy paper of the count v maps contained in the re- 

 ports of progress. Price 87 25, expressage from Harrisburg, $ 



ANTHRACITE REGION. 



A 2. Report on the causes, Kinds, and amount of waste in mining anthra- 

 cite, by F. Piatt ; with a chapter on methods of mining, by J. P. Wetherill. 

 Illustrated by 35 figures of mining operations, a plan of the Hammond 

 breaker, and a specimen sheet of the maps of the Anthracite coal fields. 8°, 

 pp. 134, 1881. Price $1 10, postage $0 12. 



AC. Report on Mining Methods, <fcc., in the anthracite coal fields, by H. 

 M. Chance. Illustrated with 54 plates and 60 illustrations in the text. 8°, 

 pp. 574, 1883. Price $1 40, postage $0 25. 



AC. Atlas containing 25 plates illustrating coal mining, to accompany 

 Report AC, by H. M. Chance. 8°, 1883. Price $1 40, postage $0 12. 



AA. First report of progress of the anthracite survey ; Panther Creek 

 BASIN, by C. A. Ashburner ; with a determination of the latitude and longi- 

 tude of Wilkes Barre and Pottsville, by C. L. Doolittle ; and a theory of stadia 

 measurements, by A. Winslow. 8°, pp. 407, 1S83. Price $0 58, postage *0 18. 



(AA. A ri. as of Southern anthracite field, Part I, containing 13 sheets: 



8 mine sheets, :'» cross section sheets, 3 columnar section sheets, 1 topographical 



map sheet and 1 coal bed area sheet, relating to the Panther Crekk basin; 



1 general map of the anthracite region, and 1 chart of anthracite production 



from 1S20 to 1881. 8°. lss-j. ('has. A. Ashburner, Geologist in charge; A. W, 



Bheaferand Prank A. Hill, Assistant Geologists. Price 51 50, postage $0 12. 



V \.t A n. as of Wkstkkn Mipih.k anthracite field, Part I, containing 11 



: I mine Sheets between Delano and Locust Dale, 3 topographical sheets 



ii Quakake Junction and Mount Carmel, and i cross section sheets. 8°, 



j.— Single sheets <>f the Anthracite Survey, with the exception of those in the Pan- 

 el RtlM, eaa !>«■ purchased by addressing Cbas. A. A6hhurner, Geologist in Charge, 

 907 Walnut street, Philadelphia. Seepage 9. 



