872 



CATALOGUE AND INDEX OF 



[BULL. 127. 



Silurian — Continued. 

 Appalachian — Continued. 

 1883. Geology of Chester County, Pa., 



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



Frazer. 

 History of serpentine and notes 



on pre-Cambrian rocks, Hunt, 



T. S. 

 History of Taconic question 



and relation of Taoonian 



series, Hunt, T. S. 

 Survey of Susquehanna Eiver 



region, White, I. C. 

 Geologic history of the Amer- 

 ican continent, Hall, J. 

 Unconformity at Rondout, 



N. Y., Davis, W. M. 

 Geology of Berks County, Pa., 



d'Invilliers. 

 Slate quarries in 1875 and struc- 

 ture of water gaps, Chance. 

 Slate region of Lehigh and 



Northampton counties. Pa., 



Sanders. 

 Utica graptolites north of 



Poughkeepsie, N. Y., 



Booth, H. 

 Locality at Cornwall Station, 



Orange County, N. Y., 



Dwight. 

 South Carolina, resources, etc., 



Hammond. 

 Mineral wealth of Virginia, 



McCreath. 

 Discoveries in Wappinger 



limestone, Dutchess County, 



N. Y., Dwight. 

 Survey, from Atlanta to the 



Mississippi, Campbell and 



Uuft'ner. 

 1884. New York building stones, 



Cook and Smock. 

 Unconformity at Becraft Moun- 

 tain, N. Y., Davis, W. M. 

 Virginia building stones, Hunt- 



ijigton and Munro'e. 

 Eeport on terminal moraine in 



Pennsylvania, etc., Lewis, 



H. C; Lesley, J. P. 

 Southward ending of Taconic 



synclinal, Dana, J. D. 

 Distribution of iron ores in 



eastern United States, Smock, 



J. C. 



Silurian— Continued. 

 Appalachian — Continued. 

 1884. Geology of northwestern Geor- 

 gia, McCutchen. 

 Absence of Niagara beds in 

 Perry County, Pa., Claypole. 

 Clinton and associated shales 



of Pennsylvania, Claypole. 

 Onondaga salt group in Perry 



County, Pa., Claypole. 

 Hall on Hudson age of Taconic, 



Dana, J. D. 

 Eeport of survey of New Jersey 



for 1884, Cook, G. H. 

 Geology of Alabama, Schmitz. 

 Cotton production of Alabama, 



Smith, E. A. 

 Section of Little North Moun- 

 tain, Va., Campbell, J. L. 

 Investigationsnear Poughkeep- 

 sie, N. Y., Dwight, W.B. 

 Perry County fault, Pennsyl- 

 vania, Claypole. 

 Analyses of limestones. Wuth. 

 Helderberg limestone of Vir- 

 ginia, Hotchkiss. 

 Snowdon slate quarries, Camp- 

 bell, J.L. andH. D. 

 Geology of Snyder County, Pa., 



Med. Soc. Pennsylvania. , 

 Center County, Pa., d'Invil- 

 liers, Ewing. 

 Faults of southwestern Vir- 

 ginia, Squier. 

 Crumpling across Pennsylva- 

 nia, Claypole. 

 Age of slates of Schodack, 

 Rensselaer County, N. Y., 

 Ford. 

 Wappinger Valley limestones. 



New York, Dwight. 

 Primordial in Stuyvesant, Co- 

 lumbia County, N. Y., Ford. 

 Hudson Eiver age of the Ta- 

 conic slates. Hall, J. ; Dana, 

 J.D. 

 Geology of Lehigh and North- 

 ampton counties, Pa., Dana, 

 J.D. 

 Notes on building stones used 



in New York, Newberry. 

 Illustrations of polished rook 



surfaces, Morgan, H. G. 

 Cortland and Stony Point 

 hornblendic and augite rook„ 

 Dana, J. D> 



