NORTH AMERICAN GEOLOGY. 



687 



Ne'w York— Continued. 



1821. Notices of northeastern New- 



York, Jessup. 



Structure of valley of the Missis- 

 sippi, Nuttall. 



Travels through the Northwest, 

 Schoolcraft. 



1822. Singular aspect of gravel, Eaton. 

 Section of Canaau Mountain, 



Barnes, D. H. 

 Minerals and rocks in Berkshire, 



Silliman. 

 Notices at Niagara Falls, Foot. 

 Some facts at Hudson, .Jenkins. 

 Mineralized tree, rocking stone, 



etc., Green, J. 

 Notes on the Catskills, Barton, 



D.W. 

 Survey of Rensselaer County, 



Eaton. 

 Geology of the Highlands, Eaton, 



Pierce. 

 1823.- Essay on salt. Van Rensselaer. 

 Hudson marble, Silliman. 

 Memoir on Catskill Mountains, 



Pierce. 

 Origin of certain salt springs, 



Eaton. 

 On changes in geology of North 



America east of Stoney Moun- 

 tains, Maclure. 



1824. Van Rensselaer on salt, Percival. 

 Geology of Trentcm Falls, Ren- 

 wick. 



Survey of Erie Canal, Eaton. 



Western Massachusetts region, 

 Dewey. 



Review of Conybeare and Phil- 

 lips's geology of England and 

 Wales, Am. Jonr. Sci. 



Essay on Tertiary of America, 

 Finch. 



Ancram lead mine, Lea, C. A. 



Progress of survey of Erie Canal, 

 Eaton. 



1825. Oolitic formation at Saratoga, 



Steele. 

 Snake Hill and Saratoga Lake 

 region, Steele. 



1826. Tertiary on border of Hudson 



River, Finch. 



1827. Borings for water, Disbrow. 

 Diluvial deposits in New York 



and elsewhere, Eaton. 



1828. Supposed transportation of rocks, 



•Dewey, C. 



New York — Continued. 



1828. Nomenclature of rocks, Eaton. 

 Serpentine on New York Island, 



Van Rensselaer. 

 Lecture on natural history of 



New York, Mitchell, S. L. 

 Tabular view of North American 



rocks, Eaton. 



1829. Serpentine bowlders at East 



Chester, Barnes. 



High Rook Spring at Saratoga, 

 Steele. 



Scratches and furrows on New 

 York Island, De Kay. 



Argillite with anthracite coal, 

 Eaton. 



Certain American rock forma- 

 tions, Vanuxem. 



1830. Gray wacke regious of New York, 



Eaton. 

 Diluvial scratches and furrows, 



Thomas, D. 

 Geological text-book, Eaton. 

 All primitive strata schistose, 



Eaton. 

 Geologic prodromus, Eaton. 

 Ferruginous sand formation, Mor- 

 ton. 

 Features of south side of the 



Ontario Valley, Gebliard. 

 Direction and extent of primitive 



ranges, Eaton. 

 Coal formation, Eaton. 

 Tufa at Chittenango, Sanfora. 

 Dips in western New York, 



Thomas, D. 



1831. Concretions north of Stuyvesant 

 Landing, Grant, W. H. 



Eaton on coal formation in New 



York, Thomas D. 

 Ancient drainage and origin of 



Niagara Falls, Featherston- 



haugh. 

 Scratches in the Alleghany range, 



Thompson, W. A. 

 Carboniferous of New York, 



Eaton. 

 Mineralogy and geology of St. 



Lawrence County, Finch. 

 Features along the Hudson and 



through New York, Eaton. 

 Salt formation at Salina, For- 



man. 

 Oolite at Edenville, Young, J. P. 



1832. Geological equivalents, Eaton. 

 Geology of the Highlands, Ma- 

 ther. 



