736 



CATALOGUE AND INDEX OF 



[bull. 127. 



Pennsylvania — Continued. 



1883. Fossil ores of Lycoming County, 



Meyer, A. 



History of Taoonic question and 

 relation of Taoonian series, 

 Hunt, T. S. 



Geology of the Chester Valley of 

 Pennsylvania, Hall, C. B>. 



Slate region of Lehigh and North- 

 ampton counties, Sanders. 



Catskill rocks near Franklin, 

 Claypole. 



Horizon of South Valley Hill 

 rooks, Frazer. 



First report on anthracite region, 

 Ashburner, Lesley, J. P. 



Equivalent of Schoharie grit, 

 Claypole. 



History of serpentine, and notes 

 on pre-Cambrian rocks, Hunt, 

 T.S. 



Anthracite beds of Pennsylvania, 

 Ashburner. 



Limestone region and Potsdam 

 sandstone of Lehigh and North- 

 amp ton counties. Prime. 



Rand on Chester County, Frazer. 



Relation of Glacial dam at Cin- 

 cinnati to terrace in upper 

 Ohio, White, I. C. 



Age of Alleghany oil sand of New 

 York, Ashburner. 



Serpentine beds of Chester and 

 Delaware counties, Willcox. 



Rand on Chester and Delaware 

 counties, Frazer. 



Supposed glacial strise on Locust 

 Mountain, Lewis, H. C. 



Slate quarries in 1875 and struc- 

 ture of water gaps, Chance. 



Utica and related horizons, Wal- 

 oott. 



1884. Coal mines of Monongahela River 



region, Wall, J. S. 

 Glaciated areas of North America, 



Wright, G. F. 

 Illustrations of polished rook 



surfaces, Morgan, H. J. 

 Glaciatiou north of terminal 



moraine, Lewis, H. C. 

 Atlas anthracite coal fields, Ash- 

 burner. 

 Gorges and waterfalls, Davis, 



W.M. 

 Age of rocks near iron mines of 



Perks County, Hunt, T. S. 



Pennsylvania — Continued. 

 1884. Onondaga salt group in Perry 

 County, Claypole. 



Clinton and associated shales of 

 Pennsylvania, Claypole. 



Age of Philadelphia gneisses, 

 Frazer. 



Chemung section at Leroy, 

 Lilley. 



Report on terminal moraine in 

 Pennsylvania, etc., Lewis, H. 

 C. ; Lesley, J. P. 



Pennsylvania anthracite, Ash- 

 burner. 



Ice of the Glacial period, Lewis, 

 H. C. 



Fossils in Triassic, near Phoenix- 

 ville, Lewis, H. C. 



Serpentine in Chester County, 

 Frazer. 



White's geology of the Susque- 

 hanna River region. Am. Nat. 



Center County, d'lnvilliers, 

 Ewing. 



Analyses of ores and limestones, 

 Genth. 



Absence of Niagara in Perry 

 County, Claypole. 



Microscopic structure of building 

 stones, Merrill, G. P. 



Azoic system and its subdivi- 

 sions, Whitney and Wads- 

 worth. 



Rensselaeria in the Hamilton of 

 Perry County, Claypole. 



Remarks on Radnor Township, 

 Frazer. 



Pebble in coal, Lesley, J. P. 



Anthracite of Pennsylvania, 

 Ashburner. 



Glacial boundary in Ohio, In- 

 diana, and Kentucky, Wright, 

 G. F. 



Sandstone of Chester Valley, 

 Rand. 



Analysis of limestones, Wnth. 



Perry County fault, Claypole. 



Peach Bottom slates of York and 

 Lancaster counties, Frazer. 



Quemahoning coal field, Kimball. 



Copper deposits of South Moun- 

 tain, Henderson. 



Reply on geology of Chester 

 County, Rand,' Frazer. 



Fossil faunas of Upper Devonian, 

 Williams, H. S, 



