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79. I. C. Russell: Origin of the gravel deposits beneath the Muir Glacier, 



Alaska : Am. Geol., Vol. IX, 1892, pp. 190-197. 



80. : The Malaspina Glacier: Jour. Geol., Vol. I, pp. 239-242. 



81. : Second expedition to Mount Saint Elias : Thirteenth Ann. 



Rept. U. S. Geol. Survey, Pt. II, 1891-1892, pp. 81-82. 



82. : An expedition to Mount St. Elias, Alaska: Nat. Geog. Mag. 



Vol. Ill, 1891, pp. 53-204. 



83. : Mount St. Elias and its glaciers: Am .Jour. Sci., 3d ser.. 



Vol. XLIII, pp. 169-182. 



84. R. D. Salisbury : Ann. Rept. New Jersey Geological Survey, 1892, pp. 



79-83 ; 1894, pp. 49-50. 



85. : The glacial geology of New Jersey : Geol. Survey of New Jer- 

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 595, 599-600, 601, 515-516, 606, 664-666. 



86. : Ann. Rept. N. J. Geol. Survey, 1891, pp. 89-92. 



87. AND W. W. Atwood: Geology of the region about Devil's Lake, 



etc. : Wis. Geol. and Nat. Hist. Survey, Bull. V, pp. 124-125. 



88. E. R. ScHEFFEL : An esker group south of Dayton, Ohio : Bull. Sci. 



Lab. Denison Univ., Vol. XIV, 1908, pp. 19-33 ; Ohio Nat., Vol. VIII, 

 Jan., 1908. 



89. W. B. Scott : An Introduction to Geology New York, 1907, pp. 234, 



237, 771. 



90. J. J. Sederholm : Sur la geologic Quaternaire et la giomorphologie de 



la Fennoscandia : Bull. No. 30, Com. Geol. Finlande, 1911, p. 3. 



91. Sefstrom : Poggendorfs annalen der physik and chemic, 1836, p. 164. 



92. N. S. Shaler: On the origin of kames : Proc. Boston Soc. Nat. Hist., 



Vol. XXIII, 1884-1888, pp. 36-44. 



93. : Report on the geology of Marthas Vineyard: Seventh Ann. 



Rept., U. S. Geol. Survey, pp. 314-322. 



94. : The geology of Cape Ann, Massachusetts: Ninth Ann. Rept., 



U. S. Geol. Survey, pp. 549-550. 



95. James Shaw: Geology of Ogle County, Illinois: 111. Geol. Survey, Vol. 



V, 1873, pp. 107-110. 



96. W. J. Sollas : Sci. Trans. Royal Dublin Society, Vol. V, 1896, p. 785. 



(Gives map of Irish eskers.) 



97. G. H. Stone: The classification of the glacial sediments of Maine: Am. 



Jour. Sci., Vol. XL, 1890, pp. 122-144. 



98. : The osar gravels of the coast of Maine: Jour. Geol., Vol. I, 



pp. 246-254. 



99. : The glacial gravels of Maine: Mono. XXXIV, U. S. Geol. 



Survey, especially pp. 34-41. 



100. : The kames or eskers of Maine: Proc. Am. Assoc. Adv. Sci., 



Vol. XXIX, 1880, pp. 510-519. 



