DABTON.] 



NORTH AMERICAN GEOLOGY. 



347 



Devonian — Continued. 

 West of thb Appalachians to the 

 Mississippi and Minnesota — Con- 

 tinued. 



1848. Drift and alluvium of Ohio and 



the "West, Whittlesey. 

 Devonian fossils neax falls of 



the Ohio, Norwood and 



Owen. 

 Letters on geology, Christy. 



1849. Specimens from Michigan, 



Looke. 



1851. Parallelism of Paleozoic de- 



posits of the United States 

 and Europe, Hal), J. 



Silurian and Devonian iron 

 region of Lake Superior, 

 Hall, J. 



Southeastern Wisconsin, Lap- 

 ham, 1. A. 



Introduction to report on Wis- 

 consin, Iowa, and Minnesota, 

 Owen, D. D. 



Silurian basin of middle Ten- 

 nessee, Safford. 



Equivalency of rocks of north- 

 eastern Ohio with those of 

 New York, Whittlesey. 



Fossils of Iowa, Wisconsin, and 

 Minnesota, Shumard and 

 Owen. 



1852. Soil of Scioto Valley, Ohio, 



WeUs, D. A. 

 Survey of Wisconsin, Ohio, 



Minnesota, etc., Owen, D. 



D. 

 Comparison of geology of 



Tennessee and New York, 



Hall, J. 

 Report on valleys of Minnesota, 



Mississippi, and Wisconsin 



rivers, Shumard, G. F. 



1853. Parallelism of lower Silurian 



of middle Tennessee and New 



York, Safford. 

 Fossil fish of Chagrin Falls, 



Ohio, Brainerd. 

 Geologic map of United States, 



etc., Marcou, J. 



1854. Map of Wisconsin, Iowa, and 



Minnesota, Owen, D. D. 



Silurian system of Lake Super- 

 ior, district, Bailey, J. W. 



Survey of Indiana, Brown, 

 R.T. 



Devonian — Continued. 

 West of the Appalachians to the 

 Mississippi and Minnesota — Con- 

 tinued. 



1855. Reconnaissance of Tennessee, 



Safford. 



Esquisse g^ologiqne du Ca- 

 nada, Logan and Hunt. 



Ueber die Geologie von Nord- 

 Amerika, Marcou, J. 



Geologic map of Wisconsin, 

 Lapham, I. A. 



Catalogue of geologic speci- 

 mens, Owen, D. D. 



1856. Survey of Kentacky in 1854 



and 18.55, Owen, D. D. 



Carboniferouslimestone of Mis- 

 sissippi Valley, Hall, J. 



Outlines of geology, Whittle- 

 sey. 



1857. Thirdchemicalreport of survey 



of Kentucky, Peter. 

 Route of Ashtabula and New 



Lisbon Railroad, Newberry. 

 Third report on Kentucky, 



Owen, D. D. 

 Geology of Tennessee, Cnrrey. 

 Report on Hopkins, Crittenden, 



and other counties, Ky., 



Lyon. 

 Second report of survey of 



Kentucky, Owen, D. D. 

 Chemical report of survey of 



Kentucky, Peter. 



1858. Geology of North America, 



Marcou, J. 

 Tennessee geological history, 

 Safford, J. M. 



1859. Paleontology of New York, vol. 



3, HaU, J. 

 Artesian well at Louisville, 



Ky., Smith, J. L. 

 Paleontology and the moral 



sense, Whittlesey. 



1860. Remarks on stratigraphy of 



Kentucky, Lyon. 



Devonian at Milwaukee, Wis., 

 Lapham, I. A. 



Devonian in Wisconsin, Lap- 

 ham, I. A. 



Salt well at Saginaw, Mich., 

 Am. Jour. Sci. 



1861. Report of progress of topo- 



graphical survey of Ken- 

 tucky, Lyon. 



