DARTON.] 



NORTH AMEEICAN GEOLOGY. 



136 



Cambrian— Continued. 

 New York, Pennsylvania, New Jer- 

 sey — Continued. 



1886. Cornwall mine, Lebanon, Pa., 



Invilliers, d'. 



Fire sand in Clinton County, 

 N. Y., Brainerd. 



Notes of new primordial fossils, 

 Whitaeld, E. P. 



Fossiliferous Potsdam at 

 Poughkeepsie, N. Y., Dwight. 



Review of report of State 

 geologist of New Jersey for 

 1885, Raymond. 



Dutchess, Putnam, and West- 

 chester counties, N. Y., 

 Smock. 



Potsdam near Poughkeepsie, 

 N. Y., Dwight. 



Sections of Taconic ranges by 

 Hall, Marcou, J. 



Certain magnetites of Penn- 

 sylvania, Willis. 



Age of Granville roofing slates, 

 Walcott. 



Classification of Cambrian, 

 Walcott. 



Cambrian faunas of North 

 America, Walcott. 



Montgomery County, Pa., Car- 

 ter. 



Taconic stratigraphy, Dana, 

 J. D. 



Fossils from Taconic of Em- 

 mons, Dana, J. D. 



York County, Pa., Frazer. 



1887. Fire sand of Clinton County, 



N. Y.J Brainerd. 



Cambrian trilobites from 

 Poughkeepsie, N. Y., New- 

 berry. 



Taconicrocksandstratigraphy, 

 Dana, J. D. 



Fauna of " Upper Taconic " of 

 Washington County, N. Y., 

 Walcott. 



Wappinger Valley region. New 

 ork, Dwight. 



Well near Utica, N. Y., Wal- 

 cott. 



Taconic question, Htmt, T. S. 



The Taconic system, Walcott. 



Cumberland-Lebanon Valley, 

 Invilliers, d'. 



Radnor Township, Delaware 

 County, Pa., Rand. 



Cambrian — Continued. 

 New York, Pennsylvania, New Jer- 

 sey — Continued. 



1887. Origin of Appalachian mate- 



rials, Claypole. 



1888. Taconic system of Emmons, 



Walcott, Miller, S. A. 



Map of United States, Hitch- 

 cock, C. H. 



Building stones, New York, 

 Smock. 



Calciferous fossils of Lake 

 Champlain, Whitfield, E. P. 



Groat primordial qnartzite, 

 Winehell, N. H. 



Original Chazy rocks, Brainerd 

 and Seely. 



Some forgotten Taconic litera- 

 ture, Vogdes. 



Cambrian of North America, 

 Hicks. 



Four great sandstones. Clay- 

 pole. 



1889. Philadelphia region. Rand. 

 Geological map of New Jersey, 



Cook, Martin, D. S. 



Camptonite dike, Washington 

 County, N. Y., Kemp and 

 Marsters. 



Stratigraphic position of Ole- 

 nellus, Walcott. 



Report, Paleozoic division, 

 United States Geological 

 Survey, Walcott. 



Report, division of Paleozoic 

 invertebrates, United States 

 Geological Survey, Wal- 

 cott. 



1890. Warren's Geography, Brewer. 

 Macfarlane's Railway Guide, 



Dana, J. D. ; Dwight, Ford, 

 Hunt, T. S.; Hitchcock, C. 

 H.; Lesley, J. P. 



Making of Pennsylvania, Clay- 

 pole. 



Casts of scolithus. Wanner. 



Iron ores. Hunt, T. S. 



1891. Sandstones of Chester Valley, 



Rand. 



Post-Archean age of white 

 limestone of Sussex County, 

 N. J., Nason. 



Artesian wells in eastern Penn- 

 sylvania, Carter. 



South VaUey Hill [Pa.], 

 Band. 



