DAKTON.] 



NORTH AMERICAN GEOLOGY. 



889 



Silurian — Continued. 

 West of the Appalachians to the 

 Mississippi Rivek, and Minne- 

 sota — Continued. 



1884. Geology of Rush County, Ind., 



Eliod. 



1885. Chemical analyses, survey of 



Kentucky, Peter and Peter. 

 Wells at Mendota and St. Paul, 



etc.,Winchell,N. H. 

 Archean of the Northwest, 



Irving, R. D. 

 Map of the United States, 



MoGee. 

 Gas well in northwestern Ohio, 



Orton, E. 

 Deep wells in Minnesota, Win- 



chell, N. H. 

 Beaches in Cincinnati group, 



James, J. F. 



1886. Upper measure coal field of 



Tennessee, Colton. 



Orton's Ohio gas and oil report, 

 Lesley, J. P. 



Deep well at Cleveland, Ohio, 

 Orton, E. 



County geology, Indiana, -Gor- 

 by, Thompson, M. 



Building stones, Indiana, 

 Thompson, M. 



Geology of Indiana, Thomp- 

 son, M. 



Wabash arch, Gorby, Thomp- 

 son, M. 



Clinton of Ohio, I'oerste. 



Map of Indiana, Branner. 



Distribution of gas, Freeman. 



Archean of the Northwest, 

 Irving, R. D. 



Geology of Cincinnati, James, 

 J. F. 



Oil and gas in Ohio, Orton, E. 



Lower Silurian bryozoa, Ulrich. 



1887. Iron and coal, Alabama, Geor- 



gia, and Tennessee, Porter. 



Marion County, Ky., Knott. 



Nelson, Mason, Bath, Fleming, 

 Henry, Oldham, and Shelby 

 counties, Ky., Linney. 



Pound Gap region, Crandajl, 

 Procter. 



Clark, Lincoln, Mercer, Mont- 

 gomery, and Washington 

 counties, Ky., Linney. 



Clinton group, Foerste. 



Silurian — Continued. 

 West of the Appalachians to the 

 Mississippi River, and Minne- 

 sota — Continued. 



1887. Gas well at Oxford, Ohio, 



James, J. F. 

 Map of United States, Hitch- 

 cook, C. H. 



1888. Natural gas in Indiana, Phin- 



ney. 



Introduction, deposits of phos- 

 phate of lime, Shaler. 



Garrard County, Ky., Linney. 



Rooks of central Kentucky, 

 Linney. 



Spencer County, Ky., Linney. 



Counties, geology of Minne- 

 sota, Winchell, N. H. 



Chisago, Isanti, Anoka, and 

 Becker counties, Minn., Up- 

 ham. 



Wabasha, Goodhue, Dakota, 

 Hennepin, Ramsey, and 

 Washington counties, Minn., 

 Winchell, N. H. 



Cements, Ohio, Lord. 



Geology of Ohio, Orton, E. 



Gypsum, Ohio, Orton, E. 



Report on oil and gas, Orton, E. 



Section at Todds Fork, Ohio, 

 Foerste. 



Vicinity of Cincinnati, Burke. 



Lime in Ohio, Orton, E. 



Correlation of Lower Silurian 

 in Ohio Valley, Ulrich. 



Diameter of Silurian Island 

 about Cincinnati, Dennis. 



Sceptropora, Ulrich. 



1889. Geology of southeastern Indi- 



ana, Gordon. 

 Crinoidea at St. Paul, Ind., 



Beachler. 

 New horizons of oil and gas, 



Orton, E. 

 Natural gas, Minnesota, Win- 

 chell, N. H. 

 Some maps of Minnesota, Up- 



ham. 

 Stillwater well, Minnesota, 



Meades. 

 Artesian wells, Hall, C. W. 

 Trenton at Minneapolis and St. 



Paul, Hall, C. W. 

 Physical history of Cincinnati 



rooks. Perry. 



