DAKTON.] 



NORTH AMERICAN GEOLOGY. 



913 



Spencer, J. "W.— Continued. 



A short study of the features of the 



region of the lower Great Lakes during 

 the Great River age, or notes on the 

 origin of the Great Lakes of North 

 America. 



Am. Assoc. Adv. Sci., Proc, vol. 30, pp. 131- 



146. 1882. 



Terraces and heaches about Lake 



Ontario. 



Am. Assoc. Adv. Sci., Proc, vol. 31, pp. 369- 



363. 1883. 



Am. Jour. Sci., 3d series, vol. 24, pp. 409-416, 

 plates 6-7, 1882. 

 Abstract, Science, vol. 1, p. 18 dVp.), 1883. 



Paleozoic [and surface] geology of 



the region about the western end of 

 Lake Ontario. 



Canadian Nat,, vol. 10, new series, pp. 129- 

 171, 213-236, 265-312, map, 1883. 



The ancient Mississippi and its 



tributaries. 



Kansas City Eeview, vol. 6, pp. 615-621, 1883. 



Occurrence of bowlders of decompo- 

 sition at Washington, D. C, and else- 

 where. 



Am. Nat., vol. 19, pp. 163-165, 1885. 

 Remarkable landslide near Brant- 

 ford, Ontario. 



Hamilton Assoc, Jour, and Proc, vol. 1, 

 part 2, pp. 55-57, 1885. 



Notes upon warping of the earth's 



crust in its relation to the origin of the 

 basins of the Great Lakes. 

 Am. Nat., vol. 21, pp. 168-171, 1887. 



A landslide at Brantford, Ontario, 



illustrating the effect of thrusts upon 

 yielding strata. 



Am. Nat., vol. 21, pp. 267-269, 1887. 



^^ Age of the Niagara River. 

 Am. Nat., vol. 21, pp. 269-270, 1887. 



Hummocks and bowlders of decom- 

 position in southeastern Missouri. 

 Am. Nat., vol. 21, pp. 366-367, 1887. 



Sand bowlders in the drift, or sub- 

 aqueous origin of the drift, in central 

 Missouri. 



Am. Nat., vol. 21, pp. 917-921, 1887. 

 Abstract, Am. Assoc. Adv. Sci., Proc, vol. 

 36, p. 220 (i p.), 1888. 

 Am. Geol., vol. 1, pp. 120-121 (f p.), 1888. 



Notes upon the theory of glacial 



motion. [Abstract.] 



Am. Assoc Adv. Sci., Proc, vol. 36, p. 220 

 (i p.), 1888. 



Lake beaches at Ann Arbor. 



Am. Geol., vol. 2, p. 62 (J p.), 1888. 



Bull. 127 58 



Spencer, J. W. — Continued. 

 Notes on the drift north of Lake Su- 

 perior. [Abstract.] 



Am. Nat., vol. 22, pp. 344-345, 1888. 

 Science, vol. 11, pp. 138-139 (| col.), 1888. 

 Bead to Philosophical Society of 'Washing- 

 ton. 



The St. Lawrence basin and the 



Great Lakes. [Abstract.] 



Canadian Eec Sci., vol. 3, pp. 232-235, 1888. 



Science, vol. 12, pp. 99-100 (| p.), 4°, 1888. 



Sci. Am. Supp., vol. 26, pp. 10671-10672(1 col.), 

 No. 668, 1888. 



Am. Geol., vol. 2, pp. 346-348, 1888. 



Am. Assoc. Adv. Sci., Proc, vol. 37, pp. 197- 

 199, 1889. 



Am. Nat., vol. 23, pp. 491-494, 1889. 



Glacial erosion in Norway and in 



high latitudes. 



Canada, Eoyal Soc, Trans., vol. 5, Sec. IV, 

 pp. 89-98, 4P, 1888. 



Am. Nat., vol. 22, pp. 218-231, 1888. 



Abstracts, Am. Nat., vol. 22, pp. 53-55, 1888 ; 

 Am. Assoc. Adv. Sci., Proc, voL 36, pp. 

 218-220, 1888; Canadian Eec. Sci., vol. 2, pp. 

 433-434 (J p.), 1887. 



Abstract and review, Am. Geol., vol. 2, pp. 

 432-433, 1888. 



The Iroquois beach ; a chapter in the 



history of Lake Ontario. [Abstract.] 

 Science, vol. 11, p. 49 (J p.), 4°, 1888. 

 Bead to Philosophical Society of Washing- 

 ton. 

 Economic geological survey in Geor- 

 gia and Alabama, through the belt tra- 

 versed by the Macon and Birmingham 

 Railway, 86 pages, map, plate, Athens, 

 1889. 



Abstract, Am. Geol., vol. 5, p. 105 (i p.), 1890. 



On glacial erosion. 



Am. Geol., vol. 3, pp. 208-212, 1889. 



The Iroquois beach ; a chapter in 



the geological history of Lake Ontario. 

 Canada, Eoyal Soc, Trans., vol. 7, Sec. iv, 

 pp. 121-124, 1890. 



Abstracts, Am. Nat., vol. 24, p. 957 (4 p.), 

 1890 ; Am. Geol., vol. 6, pp. 311- 312, 1890. 



The deformation of Iroquois beach 



and birth of Lake Ontario. 



Am. Jour. Sci., 3d series, vol. 40, pp. 443-451, 

 1890. 



The high continental elevation pre- 

 ceding the Pleistocene period. 



Geol. Soc. Am., Bull., vol, 1, pp. 65-70, 1890. 

 Geol. Mag., 3d decade, vol. 7, pp. 208-213, 

 1890. 



Abstract, Am. Nat., vol. 24, pp. 957-958 (Jp.), 

 1890. 



