732 



CATALOGUE AND INDEX OF 



[BDIiL. 127. 



Pennsylvania^ — Continued. 

 1876. Notes on two traps, Frazer. 



Coal measures of Beaver County, 

 White, I. C. 



Exfoliation of rocks near Gettys- 

 burg, Frazer. 



Faults in middle Pennsylvania, 

 Lesley, J. P. 



Iron ore and limestone from 

 Spruce Creek, Genth. 



Glaciation along Kittatinny 

 Mountain, Hall, C. E. 



Origin of limonites of York and 

 Adams counties, Frazer. 



Traps of York and Adams coun- 

 ties, Frazer. 



Structure of Ohio coal fields, 

 Whittlesey. 



Structure of southeastern Penn- 

 sylvania, Lesley, J. P. 



Upper coal, Virginia and Pennsyl- 

 vania, White, I. C. 



Beaver County south from Ohio 

 River, White, I. C. 



Sections of traps, Frazer. 



Notes on Paleozoic limestone, 

 Frazer. 



Glacial deposits at west Philadel- 

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

 •Anthracite of Pennsylyania, 

 Hardman. 



Geology of northwestern Penn- 

 sylvania, Lesley, J. P. 



Report on coal fields of Greene 

 and Washington counties, 

 Stevenson. 



Alleged parallelism of coal beds, 

 Stevenson. 



Evidence of streams during de- 

 position of coal, Blandy. 



Hematite on Huntingdon and 

 Center counties, Lesley, J. P. 



Cornwall iron mine and related 

 deposits, Hunt, T. S. 



Origin of glaciated fragments in 

 southern Pennsylvania, Frazer. 



Somerset County coal beds, Ful- 

 ton, J. 



Review of fossil flora of North 

 America, Lesquereux. 



History of explorations in Penn- 

 sylvania, etc., Lesley, J. P. 



Geology of oil regions of the 

 United States, Newberry. 



Report on York and Adams coun- 

 ties, Frazer. 



Pennsylvania — Continued. 



1876. Coals in No. X in Huntingdon 



County, Lesley, J. P. 



1877. Map of outcrop of Pittsburg 



coal, Schellenberg. 



Position of New Red sandstone, 

 Frazer. 



Clays and gravels underlying 

 Philadelphia, Blodget. 



Oil records and levels, Carll. 



On some Mesozoic ores, Frazer. 



Oil wells of western Pennsylva- 

 nia, Nettleton. 



Iron ores of York County, Frazer. 



Igneous rocks of York County, 

 Frazer. 



Report on York, Adams, Cumber- 

 land, and Franklin counties, 

 Frazer. 



Map of Pennsylvania, Lesley, 

 J. P. 



Coal regions of America, Macfar- 

 lane, J. 



Cambria and Somerset district 

 coal fields of western Pennsyl- 

 vania, Piatt and Piatt, Lesley, 

 J. P. 



Hudson and Utica slates of Penn- 

 sylvania, Frazer. 



Rocks near Philadelphia, Rand. 



Section of Paleozoics of central 

 Pennsylvania, Ashburuer. 



Geology of eastern Pennsylvania, 

 Hunt, T. S. 



Oil-well records of Pennsylvania, 

 Lesley, J. P. 



Report on Fayette and Westmore- 

 land coal fields, Stevenson. 

 York County iron ore, Frazer. 



1878. Aughwick Valley and east Broad- 



top district, Ashburuer. 



Bradford and Tioga counties, 

 Piatt, F. ; Lesley, J. P. ^ 



Dikes and Azoic of southeastern 

 Pennsylvania, Hunt, T. S. ; Les- 

 ley, J. P. 



Analyses of limestones in Cum- 

 berland County, Lesley, J. P. 



Report in Beaver River coal dis- 

 trict. White, I. C. ; Lesley, J. P. 



Trap dike through Lancaster 

 County, Frazer. 



Hyner's Station oil section, Clin- 

 ton County, Chance. 



Fossil ore of Juniata district, 

 Dewees, Lesley, J, P. 



