DAKTON.] 



NOKTH AMERICAN GEOLOGY. 



673 



Lesley, Joseph Peter— (Jontinued. 



A study of the structure and erosion 



of Brush Mountain, Blair County, Pa. 

 Am. Plill. Soc, Proc, vol. 13, pp. 503-504, 

 map, 1873. 



The iron ores of the South Mountain 



along the line of the Harrisburg and 

 Potomac Eailroad, in Cumberland 

 County, Pa. 



Am. Phil. Soc, Proc, vol. 13, pp. 3-21, map, 

 1873. 



St. Clairsville and Bedford Eailroad 



and Dunnings Creek fossil iron ore. 

 Am. PMl. Soc, Proc, vol. 13, pp. 156-168, 

 map, 1873. 



[On the iron ore deposits of Buck- 

 ingham Mountain, Bucks County, Pa.] 

 Am. Phil. Soc, Proc, vol. 13, p. 204 (i p.), 

 1873. 



Notes on the comparative geology 



of northeastern Ohio, northwestern 

 Pennsylvania, and western New York. 

 2d Geol. Surv. Pennsylvania, Report I, Re- 

 port of progress in Yenango County district, 

 hy J. F. Carll, pp. 57-108, map, Hanisburg, 

 1875. 



Abstract, Am. Jour. Sci,, 3d series, vol. 11, 

 p. 64 (i p.), 1876. 



Coal beds in the sub-Carboniferous 



of Pennsylvania. 



Am. Jour. Sci., 3d series, vol. 10, pp. 153- 

 154 (i p.), 1876. 



Note [on geology of Lehigh County, 



etc.]. 



2d Geol. Surv. Pennsylvania, Report D, Re- 

 port of progress on the brown hematite ore 

 range of LehighCounty, by Frederick Prime, 

 jr., pp 57-66, Harrisburg, 1875. 



Reviewed by J. D. Dana, Am. Jour. Sci., 

 3d series, vol. 11, pp. 62-64, 1875. 



The Boyds Hill gas well at Pitts- 

 burg. 



2d Geol. Surv. Pennsylvania, Report I., 

 special report on coke manufacture, pp. 217- 

 237, plate op. 124, Harrishuig, 1876. 



Second Geological Survey, Pe^insyl- 



vania, Report A. Historical sketch of 

 geological explorations in Pennsylva- 

 nia and other States, with an appen- 

 dix containingthe annual reports of the 

 State geologist to the board of commis- 

 sioners, 200, xxvi pages. Harrisburg, 

 1876. 



[On glacial blocks in West Philadel- 

 phia, Pa.] 



Am. Phil. Soc, Proc, vol. 14, pp. 644-645 

 (J p.), 1876. 



Lesley, Joseph Peter — Continued. 



[On a recent discovery of coal in No. 



X, in Huntingdon County, Pa. J 



Am. Phil, Soc, Proc, vol. 14, pp. 638-639 

 tfi p.), 1876. 



[On sections and faults in middle 



Pennsylvania.] 



Am. Phil. Soc, Proc, vol. 14, pp. 2-4 (J p.), 

 1876. 



On the geology of the brown hema- 

 tite ore banks of Spruce Creek, War- 

 riors Mark Run, and Half Moon Run, 

 in Huntingdon and Center counties, 

 Pennsylvania, along the line of the 

 Lewisburg, Center County and Tyrone 

 Eailroad. 



Am. Phil. Soc, Proc, vol. 14, pp. 19-83, 102- 

 107, 44 figures, map, 1876. 



[On the structure of southeastern 



Pennsylvania.] 



Am. Phil. Soc, Proc, vol. 14, pp. 436-437, 

 1876. 



[On the geology of northwest Penn- 

 sylvania.] 



Am. Phil. Soc, Proc, vol. 14, pp. 439-440 

 (i p.), 1876. 



Topographical map of Pennsylvania, 



colored for the principal geological 

 formations. 



Coal regions of America, by James Mac- 

 farlane, frontispiece, New York, 1877. 



[On sedimentation along the Atlan- 

 tic Coast.] 



Am. Phil Soc, Proc, vol 16, p. 240 (J p.), 

 1877. 



Preface. 



2d Geol. Surv. Pennsylvania, Report H3, 

 Report of progress in the Cambria and Somer- 

 set district of the bituminous coal fields of 

 western Pennsylvania, by I", and "W. G. Piatt, 

 pp. xi-xxxiv, maps, Harrisburg, 1877. 



Oil-well records selected from the 



collections of J. F. Carll, of Pennsyl- 

 vania. 



Am. Phil. Soc, Proc, vol. 16, pp. 346-380, 

 1877. 



On a series of chemical analyses of 



Siluro-Cambrian limestone beds in 

 Cumberland County, Pa. 



Am. PhU. Soc, Proc, vol. 17, pp. 260-266, 

 1878. 



[Possible orthoceras cast in "Azoic " 



rock.] 



Am. Phil. Soc, Proc, vol. 17, p. 312 (J p.), 

 1878. 



On terrace levels in Pennsylvania. 



Am. Jour. Sci., 3d series, vol. 16, pp. 68-69, 



1878, 



