770 GEOLOGY OF OLD HAMPSHIRE COUNTY, MASS. 



1846. J. B. Teschemaclier. Damourite in Chesterfield. Proc. Boston Sec. jSTat. Hist., 



vol. 2, p. 107 ; Am. Jour. Sci., 2d series, vol. 2, i>. 119. 



1847. James Deane. jSTotice of new fossil footprints. Am. Jour. Sci., 2d series, vol. 3> 



p. 74. 

 1847. E. Hitchcock. Elementary geology; 8th edition, enlarged; 361 pages. 

 1847. Editor's note. Ornithichnites. Am. Jour. Sci., 2d series, vol. 3, p. 276. 

 1847. E. Hitchcock. Description of two new species of fossil footmarks found in 



Massachusetts and Connecticut, or of the animals that made them; cuts. 



Ibid., vol. 4, p. 46. 

 1847. J. Deane. Fossil footprints. Ibid., vol. 4, p. 448. 



1847. E. Hitchcock. On the trap tuff or volcanic grit of the Connecticut Valley, with 



bearings of its history upon the age of the trap rock and sandstone generally 

 in the valley. Ibid., p. 199. 



1848. J. Deane. Fossil footijrints of a new species of quadruped. Ibid., vol. 5, ]). 40. 

 1848. B. Hitchcock. Fossil footmarks of United States; 128 pages, 24 plates. Mem. 



Am. Acad. Arts Sci., new series, vol. 3, p. 139. 



1848. Dexter Marsh. Fossil footprints; 3 pages, cut. Am. Jour. Sci., 2d series, vol. 



6, p. 252. 



1849. J. Deane. Illustrations of fossil footprints of the valley of the Connecticut; 



16 pages, 9 plates. Mem. Am. Acad. Arts Sci., new series, vol. 4, p. 209. 



1850. J.D.Dana. Spodumene, Norwich ; monoclinlc. Am. Jour. Sci., 2d series,vol. 10, 



p. 119. 



1850. J. D. Dana. Staurotide, Norwich. Ibid., p. 121. Was triphylite. 



1850, J. G. Brush. On American spodumene. Ibid., p. 370. 



1850. B. Hitchcock. On the river terraces of the Co,nnecticut Eiver, and on the ero- 

 sions of the earth's surface. Proc. Am. Assoc. Adv. Sci., vol. 2, p. 148. 



1850. C. Hartwell and E. Hitchcock, jr. Description of certain mineral localities, 

 chiefly in the northern j)art of Worcester and Franklin counties in Massa- 

 chusetts (title). Ibid., p. 159. 



1850. J. Deane. Fossil footprints of Connecticut Kiver. Jour. Acad. Nat. Sci. Phila., 

 2d series, vol. 2, p. 71. 



1850. E. Hitchcock. On terraces and ancient sea beaches, especially those of the 

 Connecticut Eiver and its tributaries. Eep. Brit. Assoc. 1850, p. 87. Com- 

 munications. 



1850. E. Hitchcock. On the erosions of the earth's surface, especiallj' by rivers. 

 Ibid., p. 85, 



1850. William H. Gibbs. An address delivered before the literary association, Bland- 



ford, Mass., September 21, 1850. Springfield, George O. Wilson. Contains 

 notes on minerals in Blandford, furnished by Dr. Shurtleff, of Westfleld. 



1851. W. J. Craw. Chemical examination of a phosphate of iron, manganese, and 



lithia from Norwich, Mass.; 2 pages. Am. Jour. Sci., 2d series, vol. 11, p. 99. 

 1851. J. D. Dana. Physical and crystallographical characters of the i)hosphate of 

 iron, manganese, and lithia of Norwich, Mass. ; 2 pages. Ibid., p. 100. 



