NORTH AMERICAN GEOLOGY. 



765 



Pleistocene — Continued. 

 New York— Continued. 



1839. Third report on fourth district of 



New York, Hall,5. 



Evidences of diluvial currents, 

 western New York, Hayes, G. E. 



Geology and topography of west- 

 ern New York, Hayes, G. E. 



Geology of New York County, 

 Gale. 



Polished limestone of Rochester, 

 Bewey, C. 



Notes on American geology, Con- 

 rad. 



Third report on first district of 

 New York, Mather. 



Second report on paleontology of 

 New York, Conrad. 



1840. Equivalency of deposits on east 



and west sides of the Atlantic, 



Eaton. 

 Fourth report on survey of the 



third district of New York, 



Vanuxem. 

 Fourth report on survey of the 



fourth district of New York, 



Hall, J. 

 Fourth report of geologist of first 



district of New York, Mather. 

 Appendix to the report on the 



third district of New York, 



Carr, E. S. 

 Appendix to report on the fourth 



district of New York, Hors- 



ford. 

 Report on minerals and chemical 



department. New York; Beck. 



1841. Sketch of geology of North 



America, DauTjeny. 

 Bowlders and scratches, Mather. 

 Fifth report on fourth district of 



New York, Hall, J. 

 Fifth report on survey of first 



district of New York, Mather. 



1842. Origin of drift near New York, 



Redfield. 



Mineralogy of New York, Beck. 



Glaoiation of Pennsylvania and 

 New York and origin of con- 

 glomerates, Rogers, H. D. 



Geology of New York, second dis- 

 trict, Emmons, E. 



Geology of third district of New 

 York, Emmons, E. 



1843. Striae and furrows in rocks of 



western New York, Dewey, C. 



Pleistocene — Continued. 

 New York — Continued. 



1843. Polishing of rocks, and parallel 



valleys, Rogers, H. D. 



Broken strata and intermingled 

 drift on shore of Lake Erie, 

 Hall, J. 



Glaciated cherty limestone near 

 Niagara, Hall, J. 



Cretaceous fossil in well in Brook- 

 lyn, Redfield. 



Explanation of sections at Port- 

 age, Hall, J. 



The phenomena of glacio-aqueous 

 action in North America, Hitch- 

 cook, E. 



Survey of island of New York, 

 Gale. 



Geologic history of Manhattan 

 Island, Cozzens. 



Fourth report of survey of second 

 district. New York, Emmons, E. 



Geology of New York, first dis- 

 trict, Mather. 



Geology of western district of 

 New York, Hall, J. 



1844. Niagara Falls, their changes and 



geology. Hall, J. 

 Geologic position of mastodon at 



Big Bone Lick and other local- 

 ities, Lyell. 

 Ridges, beaches, etc., of Canadian 



lakes and the St. Lawrence, 



Lyell. 

 American geology and condition 



of research, Rogers, H. D. 

 Geology of Niagara Falls region, 



Hall, J. 

 American geology and condition 



of research in the United States, 



Rogers, H. D. 



1845. Physical geology east of Rocky 



Mountains, and conditions of 

 sedimentation and uplift, Ma- 

 ther. 



Travels in North America, Lyell. 



Excavation by recession of cata- 

 racts, Featherstonhangh. 



Agricultural geology of northern 

 New York, Emmons, E. 



1846. Agriculture of New York, Em- 



mons, E. 



1847. Ancient sea margins, Cham- 



bers. 

 Observations on Lewis Conntyj 

 N. Y., Hough. 



