DARTON.] 



NORTH AMERICAN GEOLOGY. 



609 



Illinois — CoTitinuecl. 



1883. Culture and curing of tobacco, 



Killebrew. 



Terminal moraine of second Gla- 

 cial period, Chamberlin, T. C. 



Well at Moline, Pratt. 



Geologic history of the American 

 continent, Hall, J. 



Section on Rock River from Ore- 

 gon to Sterling, Everett. 



Lasalle County, Worthen. 



Utica and related horizons, Wal- 

 cott. 



Economical geology, Worthen. 



Glacial boundary between New 

 York and Illinois, Wright, G. F. 



Remains from the loess, Mc- 

 Adams. 



1884. Drift of Illinois, McAdams. 

 Glacial period in Illinois, Mo- 

 Adams. 



Organisms in bowlder clays of 

 Chicago, Johnson and Thomas. 



Glacial boundary in Ohio, Indi- 

 ana, and Kentucky, Wright, 

 G.F. 



Illinois building stone, Conover. 



Tertiary of Eastern and South- 

 ern States, Heilprin. 



Contributions to Tertiary geol- 

 ogy, Heilprin. 



Bowlder clays of Chicago, John- 

 son and Thomas. 



1885. Microstructure of certain bowl- 



der clays, Dawson, 6. M. 



Map of the United States, McGee. 



Driftless area, Chamberlin and 

 Salisbury. 



Report of Glacial division, Cham- 

 berlin, T. C. 



1886. Fulgurites, Merrill, G. P. 

 Distribution of gas, Freeman. 

 Quaternary deposits of Illinois, 



Worthen. 



1887. Map of United States, Hitchcock, 



C. H. 

 Fossil fuels, Comstock. 

 Fulgurite from Whites! deCounty, 



analysis, Clarke, F. W. 

 Loess and clays, analyses, Riggs. 

 Peoria County, Chapman, W. H. 



1888. Coal, Ashburner. 

 "Dauntless" core drill, Eng. 



and Mining Jour. 

 Types of Devonian system in 

 North America, Williams, H. S, 



Illinois — Continued. 



1889. Sceptropora, etc., Ulrich. 

 Carboniferous echinodermata, 



Keyes. 



Forest bed beneath intramorainal 

 drift, Leverett. 



Glacial phenomena in northeast- 

 ern Illinois, Leverett. 



Raised beaches of Lake Michigan, 

 Leverett. 



Building stones, Merrill, G. P. 



Report — Division of Glacial geol- 

 ogy. United States Geological 

 Survey, Chamberlin. 



1890. Artesian waters from drift, Rolfe. 

 Bowlder belts and bowlder trains, 



Chamberlin. 



Climate indicated by interglacial 

 beds, Leverett. 



Deep well at Dixon, Tiffany. 



Glacial boundary, Wright, G. F. 



Glacial phenomena, Leverett. 



History of Niagara River, Gil- 

 bert. 



Warren's Geography, Brewer. 



Maofarlane's Railway Guide, 

 Chamberlin, Worthen, Wright. 



Lake Michigan glacier and chan- 

 nels, Guthrie. 



Drift deposits, Worthen. 



Economic geology, Worthen. 



Geologic map, Worthen . 



1891. Age of orange sands, Salisbury. 

 Altitude of United States during 



Glacial period, Chamberlin. 



Criteria of englacial and sub- 

 glacial drift, Upham. 



Devonian and Carboniferous, cor- 

 relation, Williams, H. S. 



Extension of pre-Plei s t o c e n e 

 gravels, Salisbury. 



Geological notes, Gresley. 



Local deposit of Chester sand- 

 stone, Nickles. 



Stones for building, Merrill, 6. P. 



Relationship of Pleistocene to 

 pre-Pleistocene, Chamberlin 

 and Salisbury. 



Striaj and slickensides at Alton, 

 Todd. 



Second driftless area, Salisbury. 



Indiana. 



1807. Observations on geology of 

 United States, and map, Ma. 

 dure, 



