132 



CATALOGUE AND INDEX OF 



[B0LL. 127. 



Cambrian — Conti aued. 

 New York, Pennsylvania, New Jer- 

 sey — Continued. 



1872. Green Mountain geology. On 



the quartzite, Dana, J. D. 

 What is true Taoonio, Dawson, 

 J. W. 



1873. Map of the United States, 



Hitchcock, C.H.; Hitchcock 



and Blake. 

 Minesof LehighZinoOompany, 



Pennsylvania, Drinker. 

 Report of survey of New Jer- 

 sey for 1873, Cook, G. H. 

 Hematite of South Mountain, 



Pa., Harden, J. W. 

 Iron ores of South Mountain, 



Pa., Lesley, J. P. 

 Fossils in lower Potsdam at 



Troy, N. Y., Ford. 

 Iron ore of Bucks County, Pa., 



Lesley, J. P. ; Trego. 



1875. Notes on geology of Lehigh 



County,etc.,Pa., Lesley, J. P. 



Hematite deposits of the Great 

 Valley, Prime. 



Geologic chart of the United 

 States, Bradley, F. H. 



Report on iron ranges of Le- 

 high County, Pa., Prime. 



Primordial fossils in Rensse- 

 laer County, N, Y., Ford. 



Explication de la carte g^olo- 

 giqne de la terre, Marcau, J. 



Character of slate at outcrop, 

 Frazer. 



Musconetcong Tunnel, New Jer- 

 sey, Drinker. 



York County iron ores, Frazer. 



Galena deposits in Laurentiau 

 of Ontario, Venuor. 



Report of survey of New Jer- 

 sey for 1875, Cook, G. H. 



Thin sections of Paleozoic and 

 Mesozoic rocks of Pennsyl- 

 vania, Frazer. 



Report of laboratory of sur- 

 vey of Pennsylvania, Mc- 

 Creath. 



Structure of York Valley lime- 

 stones, Pennsylvania, Frazer. 



Hydrogeology, Frazer. 



1876. Cornwall iron mine and related 



deposits. Hunt, T. S. 

 Notes ou Paleozoic limestone, 

 Frazer. 



Cambrian— Continued. 

 New York, Pennsylvania, New Jer- 

 sey — Con'tinued. 



1876. Report of survey of New Jer- 



sey for 1876, Cook, G. H. 



Report on York and Adams 

 counties. Pa., Frazer. 



Origin of limestones of York 

 and Adams counties, Pa., 

 Frazer. 



Geologic notes from New York, 

 Lloyd, T. C. B. 



Serpentine limestone of north- 

 ern New York, Hall, J. 



Fossils at Troy and Lansing- 

 burg, N. Y., Ford. 



1877. Southeast lead district, Mis- 



souri, Broadhead. 



Rocks near Philadelphia, Rand. 



Geology of eastern Pennsylva- 

 nia, Hunt, T. S. 



Report of survey of New Jersey 

 for 1877, Cook, G. H. 



Report on York, Adams, Cum- 

 berland, and Franklin coun- 

 ties, Pa., Frazer. 



History of crystalline strati- 

 fied rocks, Hunt, T. S. 



On some Mesozoic ores, Fra- 

 zer. 



Map of Pennsylvania, Lesley, 

 J. P. 



1878. Paleozoic of Lehigh and North- 



ampton counties. Pa., Prime. 

 Martic anticlinal and ou ripple 



marks, Frazer. 

 Section in Lancaster County, 



Pa., Frazer. 

 Hematites of Lehigh County, 



Pa., Prime. 

 Dikes and Azoic of southeast 



Pennsylvania, Hunt, T. S. 

 Geologic history of New York 



Island, etc., Newberry. 

 Silurian fossils in eastern Penn- 

 sylvania, Prime. 

 Catalogue of exhibit of survey 



of New Jersey, Cook, G. H. 

 Catalogue of rook specimens, 



survey of Pennsylvania, 



Hall, C. E. 

 Report of survey of New Jersey 



for 1872, Cook, G. 11. 

 Letter on report on trap and 



Azoic of southeast Pennsyl- 

 vania, Lesley, J.I'. 



