336 



CATALOGUE AND INDEX OF 



[BULIi. 127. 



\/ 



V 



Devonian — C on ti uued. 

 Appalachian Rbgi(>n (New York to 

 Alabama) — Continued. 

 \y 1838. Remarks on rocks of New York, 



Dewey, C. 

 V 1839. Geology of Orange County, 

 N. Y., Horton, W. 

 Third report of fourth district 



of New York, Hall, J. 

 Second report on paleontology 



of New York, Conrad. 

 Eeport of chemistry of the sur- 

 vey of New York, Beck. 

 i/ Thirdreport on survey of Penn- 

 sylvania, Rogers, H. D. 

 y Corniferous lime rock as the line 

 of reference in New York and 

 Pennsylvania, Eaton. 

 w Third report of third district of 

 New York, Vanuxem. 

 Evidences of diluvial currents 

 in western New York, Hayes, 

 G. E. 

 i/ Geology and topography of 



western New York, Hayes, 

 G. E. 

 *- Eeport of survey of Virginia 



for 1838, Rogers, "W. B. 



1840. Fourth report of geologist of 

 first district of New York, 

 Mather. 



Fourth report of survey of the 

 / fourth district of New York, 



Hall, J. 

 Appendix to report on the third 



district of New York, Carl, 



E.S. 

 Report of survey of Virginia 

 ' for 1839, Rogers, W. B. 



On the Silurian system, Conrad. 

 Mud furrows, wave lines, etc., 



on New York rocks, Hall, J. 

 Appendix to report of the 



fourth district of New York, 



Horsford. 

 Report on minerals and chemi- 

 cal department, of New York, 



Beck. 

 Fourth report of survey of the 

 ■^ third district of New York, 



Vanuxem. 

 Fourth report on survey of 



Pennsylvania, Rogers, H. D. 



1841. Fifth report on survey of Penn- 

 sylvania, Rogers, H. D. 



\/ 



Devonian — Continued. 

 Appalachian Region (New York to 

 Alabama) — Continued. 



1841. Model of western Schuylkill 



coal field, Taylor, R. C. 

 Report of survey of Virginia 



for 1840, Rogers, W. B. 

 Report on paleontology of New 



York, Conrad. 

 Fifth report of survey of first 



district of New York, Mather. 

 Fifth report of fourth district 



of New York, Hall, J. 



1842. Geology of third district of New 



York, Emmons, E. 



Topography, geology, and re- 

 sources of New York, Em- 

 mons, E. 



Notes on geology of the West- 

 ern States, Hall, J. 



Silurian and Devonian of the 

 United States, Conrad. 



Ancient erosion at base of the 

 Oriskany, Rogers, W. B. 



Structure of the Appalachians, 

 Rogers and Rogers. 



1843. Superposition of rocks of 

 / Orange County, N. Y., Hor- 

 ton, W. 



Section from Cleveland to the 

 ', Mississippi, and on identity 



of Western formations, 



Hall, J. 

 Connection of thermal springs 



in Virginia with axes and 



faults, Rogers, W. B. 

 Geology of New York, first dis- 

 trict, Mather. 

 Marcellus and Hamilton in the 

 Y West and South, Rogers, 



H.D. 

 Bituminous matter in New 



York rocks. Beck, L. C. 

 Distribution of fossils in the 



older rocks. Hall, J. 

 Structure of the Appalachians, 



Rogers and Rogers. 

 Geology of western district of 



New York, Hall, J. 



1844. Influence of survey of New 



York, Hall, J. 

 Review of New York reports, 



Owen, D. D. 

 Geology of Niagara Falls 



region. Hall, J. 



