DAETON.] 



NORTH AMERICAN GEOLOGY, 



419 



1868. 



1870. 



1871. 



Geologic Philosophy— Continued, 

 Glaciology— Continued. 



1866, Physical features, general prin- 



ciples, and surface geology of 

 Illinois, Worthen. 



1867. Andrews on the glacial drift, 



Hilgard, 



Fresh-water glacial drift of the 

 Northwest, Whittlesey. 



Comparisons of icehergs with 

 glaciers, with reference to 

 bowlder clay of Canada,Daw- 

 son, J. W. 



Depression of the sea during 

 the Glacial period, Whittle- 

 sey. 



Absence of glaciation in valley 

 of the Yukon, Shaler. 



Motion of glaciers, DeLaski. 



Notes on glaciation, Brigham. 



Modern glacial action in Can- 

 ada, Bleasdell. 



Former glaciers in White Moun- 

 tains, Agassiz, L. 



Glacial features of Green Bay, 

 Lake Michigan, Winchell, 

 N. H. 



Ridges of drift in eastern Mas- 

 sachusetts, Shaler. 



Surface geology of Great Lakes 

 and Mississippi Valley, New- 

 berry, 



Moraines near Watertown, 

 Mass., Shaler, Niles. 



Bowlder trains in Berkshire 

 County, Mass., Perry. 



Attitude of the continent 

 during the Glacial period. 

 Perry. 



Changes of level of coast of 

 Maine, Shaler. 



Position and height of plateau 

 in which New England gla- 

 ciers originated, Dana, J. D. 

 1872. Post-Pliocene of Canada, Daw- 

 son, J. W. 



Glacial theory of drift, Jackson, 

 C. T. ; Perry, Pickering. 



Surface geology of New Bruns- 

 wick, Matthew. 



Island of Aquidneck and parts 

 of Narragansett Bay, Shaler. 



Glacial phenomena of southern 

 and northern hemispheres, 

 L. 



Geologic Philosophy — Continued. 

 Glaciology— Continued. 



1872. Causes of production of Cape 



Hatteras, Shaler. 

 Glacial period in New England, 

 Perry. 



1873. Drift of the Northwest, Win- 



chell, N. H. 



StrisB on Mount Monadnook, 

 Wbeelock. 



Northwestern counties of Illi- 

 nois, Shaw. 



Glacial and Champlain eras in 

 New England., Dana, J. D. 



Agency of glaciers in excavat- 

 ing valleys and basins, Niles, 



Northwestern Ohio, Winchell, 

 N, H. 



Post-Tertiary history of New 

 England, Perry, 



1874. Surface geology of Ohio, New- 



berry. 



History of Winnepiseogee 

 Lake, Hitchcock, C. H. 



Bearing of surface geology of 

 North Carolina on drift phe- 

 nomena of the North Bur- 

 bank. 



1875. Superficial geology of central 



North America, Dawson, 

 J. W, 



Address to Natural History 

 Society of Montreal, geologic 

 history, Dawson, J. W. 



Studies on formation of moun- 

 tains in the Sierra Nevada, 

 Muir. 



1876. Damming of streams by drift 



during melting of glacier, 

 Dana, J. D. 



Supposed agency of ice floes in 

 Champlain period, Winchell, 

 A. 



Formation of lakes, Russel, I. 

 C. 



The Glacial period, Clayton. 



Ice and ice work in Newfound- 

 land, Milne. 



1877. Glacial phenomena of North 



America, Torrell. 

 Report of southeastern division 



of survey of Colorado, End- 



Uch. 

 American surface geology, 



Wood, S,V. 



