LIFE OF JAMES DWIGHT DANA 



1891 THE FOUR ROCKS OF THE NEW HAVEN REGION, East Rock, 



West Rock, Pine Rock, and Mill Rock, in illustration of the 

 features of non- volcanic igneous ejections. With a guide to walks 

 and drives about New Haven. New Haven, 8, 120 pp. 



Features of non-volcanic igneous ejections as illustrated in the four 

 Rocks of the New Haven region. Amer. your. Sci., (3), vol. 42, 

 pp. 79-110. 



On Percival's map of the Jura-Trias trap-belts of central Connecticut. 

 Ibid., vol. 42, pp. 439-447. 



1892 Subdivisions in Archaean History. Ibid., vol. 43, pp. 455-462. 

 Additional observations on the Jura-Trias trap of the New Haven 



region. Ibid., vol. 44, pp. 165-169. 



1893 On New England and the Upper Mississippi basin in the glacial 



period. Ibid., vol. 46, pp. 327-330. 



1894 Observations on the derivation and homologies of some articulates. 



Ibid., vol. 47, pp. 325-329. 



1895 MANUAL OF GEOLOGY. 4th edition, 1057 pp., 8. New York. 



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