Science, Geology and Physics 



SCOVELL, J. T. An old channel of the Niagara river. (Proc. 1890 

 A.A.A.S. Aug.. 1890. 39:245-246.) [Abstract.] Scovc11 



A recapitulation of the evidence which indicates the old channel. 



1894 



Bourne, Edward G. The recession of Niagara gorge. (Nature, 1891 

 Apr. 2, 1891. 43:515.) Bournc 



A study of the sources of information on the subject. 



1893 



Wright, George Frederick. Extract from Man and the glacial 1893 

 period. (Ann. rep'ts of the com'rs of the state reserv. at Niagara. Wright 

 Albany: 1893. Pp. 84-87.) 



Account of the birth of the Niagara river and the recession of the 

 Falls. 



1894 



Age of Niagara. A review of Spencer's " Duration of Niagara 1894 

 Falls.") (Geog. jour. (Lond.), Feb., 1895. 5:172-173.) 



This review summarizes Professor Spencer's views as expressed in his 

 paper on the " Duration of Niagara Falls," which was afterward pub- 

 lished as chapter IX in his book " The Duration of Niagara Falls and 

 the History of the Great Lakes." 



Buck, L. L. A few remarks about the Niagara gorge, and discus- 1894 

 sion. (Trans. A.M.S.C.E. Aug., 1894. 32:205-213.) Buck 



It is stated in the paper that it was presented at that time '* to call the 

 attention of the members, while on the spot, to the pecularities of the gorge 

 and to point out the portions where, at various times in the past, the con- 

 ditions must have been different from what they are at present." 



GILBERT, GROVE Karl. Niagara river as a geologic chronometer. 1894 

 (Nature, May 17, 1894. 50:53.) Gilber « 



A brief and humorous letter in which the author explains his position on 

 the question of the age of Niagara Falls. 



KlNGSMILL, THOMAS W. Time gauge of Niagara. (Nature, Aug. 1894 



9, 1894. 50:338.) Kingsmill 



Advances the theory of the discharge of Lake Ontario into Lake Erie 

 in postglacial time. 



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