874 



CATALOGUE AND INDEX OF 



[BULL. 127 



Silurian — Continued. 

 Appalachian — C ontinu ed. 



1886. Sections of Taoonic ranges, by 



Hall, MarcoUj J. 



Low Moor iron ores of Virginia, 

 Lyman. 



Iron ores in Alabama, Willis. 



Fossils from Taconic, Dana, 

 J. D. 



History of Taconic investiga- 

 tions, Dana, J. D. 



Taconic stratigraphy and fos- 

 sils, Dana, J. D. 



Taoonic controversy, Darton. 



Fossils in limestone, Columbia 

 County, N. Y., Bisliop. 



Fire sand, Clinton County, N. 

 Y., Brainerd. 



Fossils at Canaan, N. Y., 

 Dwight, W. B. 



Fossils in Potsdam near Pough- 

 keepsie, N. Y., Dwight, W. B. 



Helderberg of Cayuga County, 

 N. Y., Williams, S.G. 



Border of Trias in New Jersey 

 and New York, Britton, N. L. 



Shore of Lake Champlain, 

 Whitfield. 



Upper Silurian at Cornwall 

 Station, N. Y., Darton. 



Westward extension of Helder- 

 berg in New York, Williams, 

 S.G. 



New England Upper Silurian, 

 Dale. 



Thickness of Onondaga at Buf- 

 falo, Pohlman. 



Succession in Ontario County, 

 N. Y., Clarke, J. M. 



Greeu Pond series and geology 

 of Orange County, N. Y., Dar- 

 ton. 



Geology of York County, Pa., 

 Frazer. 



Development of the North 

 American continent,LeCoute. 



Salt mine in western New York, 

 Wright, G. F. 



Resources of Sequachee Val- 

 ley, Tennessee, Bowron. 



1887. Plissemonts des terrains pal6- 



ozoiques, Margerie. 

 Taconic of Emmons, Marcou, 



J. ; Walcott, Dana, J. D. 

 Graptolite beds, Lap worth. 



Silurian — Continued. 

 Appalachian — Continued . 



1887, Wappinger Valley region, etc., 



Dwight, W. B. 



Lehigh River section. Hill, F. 

 A. ; Winslow, A. 



Materials of the Appalachians, 

 Claypole. 



Bays Mountains, Tennessee, 

 Willis. 



New River-Cripple Creek re- 

 gion, d'luvilliers and Mc- 

 Creath. 



Southwestern Virginia, Steven- 

 son. 



Fossils in Columbia County, 

 Dwight, W. B. 



Greeu Pond Mountain group, 

 Merrill. F. J. H. 



Lower Helderberg of Cayuga 

 Lake, Williams, S. G. 



Serpentine at Syracuse, New 

 York, Williams, G. H. 



Cumberland - Lebanon valley, 

 d'Invilliers. 



Map of United States, Hitch- 

 cock, C. H. 



Trenton limestone from Lex- 

 ington, Va., analysis, Riggs. 



Southern cokes and iron ores, 

 McCreath and d'Invilliers. 



Development of chemical in- 

 dustries (salt), Wyatt. 



Faults of southwestern Vir- 

 ginia, Stevenson. 



1888. Original Chazy rooks, Brainerd 



and Seely. 



Taoonic system of Emmons, 

 Marcou, J. ; Walcott, Dana, 

 J.D. 



Well near Utica, N. Y.,Waloott. 



Hiawassee Valley, N. C, Col- 

 ton. 



Paiut ores along Lehigh River, 

 Hill, F. A. 



Rivers and valleys of Pennsyl- 

 vania, Davis, W. M. 



Eastern Tennessee minerals, 

 Cowlam. 



Upper Cumberland Valley, 

 MoCreath and d'Invilliers. 



Map of vicinity of New York, 

 Martin, D. S. 



Building stones of New York, 

 Smock. 



