770 



CATALOGUE AND INDEX OF 



[BOLL. 127. 



Pleistocene — Continued. 



PENNSYLVANiA^Continued. 

 1866. Report on Allegheny County, 

 Jilson. 

 Geology of Lycoming County, 

 Med. Soc. Pa. 



1868. Traveling of rocks, Wickersham. 



1869. Map to illustrate types of earth's 



surface east from Cincinnati, 

 Lesley, .J. P. 

 1871. Cave in eastern Pennsylvania, 

 Wheatley. 



Geology of Montgomery County, 

 Ohio, Orton, E. 

 1875. Report on Venango oil district, 

 Pennsylvania, Carll. 



Geology around Warren, Ran- 

 dall, F. A. 

 1878. Origin of glaciated fragments in 

 southern Pennsylvania, Frazer. 



Glacial deposits at West Phila- 

 delphia, Hall, C. E. ; Lesley, 

 J. P. 



Report on coal fields of Greene 

 and Washington counties, Ste- 

 venson. 



Glaciation along Kittatinny 

 Mountain, Hall, C.E. 



1877. Report on Fayette and West- 



moreland coal fields, Pennsyl- 

 vania, Stevenson. 



Oil records and levels, Pennsyl- 

 vania, Carll. 



Clays and gravels underlying 

 Philadelphia, Blodget. 



1878. Terrace levels in Pennsylvania, 



Lesley, J. P. 



Report on Beaver River coal dis- 

 trict, Pennsylvania, White, 

 LC; Lesley, J. P. 



Surface geology of southeastern 

 Pennsylvania, Stevenson. 



Hematites of Lehigh County, 

 Prime. 



Report on Indiana County, Piatt, 

 W. G. ; Lesley, J. P. 



1879. Second report of laboratory of 



survey of Pennsylvania, Mc- 



Creath. 

 North American Mesozoio and 



Cenozoic, Miller, S. A. 

 Geology of Lawrence County, 



White, I. C. 

 Macfarlane's Geological Railroad 



Guide, Pennsylvania, Lesley, 



J. P. 



Pleistocene — Continued. 



Pennsylvania — Continuea. 



1879. Northern township of Butler 



County, Chance. 



1880. Gravels of southeastern Pennsyl- 



vania, Lesley, J. P. 



Geology of Mercer County, White, 

 LC; Lesley, J. P. 



Drift of Northampton County, 

 Prime. 



Geology of Clinton County, 

 Cliance, Lesley, J. P. 



Report on Armstrong County, 

 Piatt, W. 6. 



Pre-Glacial channels of Alle- 

 ghany and Clarion rivers, Les- 

 ley, J. P. 



Geology of McKean County, 

 Ashbumer. 



Lycoming and Sullivan counties, 

 Sherwood and Piatt. 



Geology of Clarion County, 

 Chance. 



Surface geology of southwestern 

 Pennsylvania region, Steven- 

 son. 



Geology of Potter County, Sher- 

 wood, A. ; Lesley, J. P. 



1881. Report on Jefferson County, 



Piatt, W. C. 

 Geology of Erie and Crawford 



counties. White, I. C; Lesley, 



J. P. 

 Bone caves of Pennsylvania, 



Leidy. 

 Geology of Blair County, Piatt, F. 

 Surface geology of Philadelphia 



and vicinity, Lewis, H. C. 

 Geology of Philadelphia County, 



etc.. Hall, C. E. ; Lesley. J. P. 

 Antiquity of man in the East, 



geologically considered, Lewis, 



H.C. 

 On philadelphite, Lewis, H. C. 



1882. Glacial phenomena and man on 



the Delaware, Wright, 6. F. 

 Pre-Glacial outlet of Lake Erie 



and origin of the lower Great 



Lakes, Spencer, J. W. 

 Peat at Scranton, Fairchlld. 

 Geology of Pike and Monroe 



counties. White, I. C. 

 Former flow of the upper Ohio, 



Lesley, J. P. 

 Survey of Delaware Water Gap, 



Chance. 



