280 Joseph Barrell. 



1916 — Geology an important part of a comprehensive education. Yale 



Daily News, April 12, pp. 1, 5. 

 Discussion of paper by Sidney Paige on "Mechanics of intrusion of 



the Black Hills Precambrian granite. ' ' Bull. Geol. Soc. America, 



vol. 27, pp. 101-105. 

 Discussion of paper by E. W. Sayles on "Banded glacial slates of 



Permocarboniferous age, showing possible seasonal variations in 



deposition. ' ' Ibid., vol. 27, pp. 112-113. 

 Dominantly fluviatile origin under seasonal rainfall of the Old Eed 



Sandstone. Ibid., vol. 27, pp. 345-386. In shorter form in Proc. 



Nat. Acad. Sci., vol. 2, pp. 496-499. 

 The influence of Silurian-Devonian climates on the rise of air-breath- 

 ing vertebrates. Bull. Geol. Soc. America, vol. 27, pp. 387-436. 



In shorter form in Proc. Nat. Acad. Sci., vol. 2, pp. 499-504. 

 1917 — Ehythms and the measurements of geologic time. Bull. Geol. Soc. 



America, vol. 28, pp. 745-904. 

 Probable relations of climatic change to the origin of the Tertiary 



ape-man. Sci. Monthly, vol. 4, pp. 16-26. 

 1918 — A century of geology, 1818-1918 : The growth of knowledge of earth 



structure. This Journal (4), vol. 46, pp. 133-170. Also in "A 



century of science in America/' pp. 153-192, Yale Univ. Press, 



1918. 

 The origin of the earth. In ' ' The evolution of the earth and its 



inhabitants, ' J pp. 1-44, Yale Univ. Press. 

 1919 — Sources and tendencies in American geology. Sci. Monthly, vol. 8, 



pp. 193-206. 

 The place of modern languages in research, particularly in geological 



research. Ibid., pp. 481-495. 

 Eeview of ' ' Fossil plants from Bolivia and their bearing upon the 



age of uplift of the Eastern Andes," by Edward W. Berry. The 



Geogr. Eeview, May, 1919, pp. 353-354. 

 The nature and bearings of isostasy. This Journal (4), vol. 48, 



pp. 281-290. 

 Outline of the theory of isostasy. Ibid., pp. 291-338. 



Unpublished manuscripts. 



1897 — The geological history of the Archean highlands of New Jersey, 

 including their extension in New York and Pennsylvania (not to 

 be published). 

 1908 — Eeport upon the fire clays in the vicinity of the Illinois Eiver south 



of Peoria, Illinois (not to be published) . 

 1910 — Marine and terrestrial conglomerates. 



1914 — Eelations of subjacent igneous invasions to regional metamorphism. 

 1915 — Genealogy of the Barrell family (not to be published). 



Eelations of Pleistocene warping to strength of crust (not to be 

 published). 

 1916 — Geological relations of earth condensation and resulting acceleration 



in rotation. 

 1917 — The genesis of the earth. 



Undated — The strength of the earth's crust. Pt. IX. The problems 

 involved in the temperature gradient conforming to the curve of 

 crustal strength (not to be published). 

 The Lower Cambrian of the southern Appalachians. 

 Piedmont terraces. 



Description of the Housatonic quadrangle. 

 Index to structure section, Sheffield-Sandisfield folio. 



