780 GEOLOGY OF OLD HAMPSHIEB COUNTY. MASS. 



1887. W. O. Crosby. The elevated potlioles near Slielburue Falls, Mass. Tecbuology 



Quarterly, Boston, vol. 1, p. 36. 



1888. J. D. Wbituey. Names and places, studies iu geological aud topograjjbical 



nomenclature (100 copies printed), p. 117. Sugar Loaf an "Eddy-Peak," of 

 Triassic sandstone. 



1888. J. D. Dana. On tbe crystalline limestone aud tbe conformably associated 

 Taconic aud otber schists of the Green Mountains region. A separate publica- 

 tion of the author's papers upon this subject dated 1873-1882, with separate 

 title aud preface. 



1888. J. S. Newberry. Fauna aud tiora of the Trias of New Jersey aud the Connec- 

 ticut Valley. Trans. N. Y. Acad. Adv. Sci., vol. 0; Review, Am. Jour. ScL, 

 3d series, vol. 36, y>- 70. 



1888. W. O. Crosby and Charles L. Brown. Gahnite from Rowe, Mass. Technology 

 Quarterly, vol. 1, pp. 407, 408; also Am. Jour. Sci., 3d series, vol. 36, p. 157. 



1888. John S. Newberry. Fossil fishes and fossil plants of New Jersey and the Con- 

 necticut Valley. Mon. U. S. Geol. Survey, vol. 14, 1888; 4°; 96 pages, 26 

 plates. 



1888. O. Luedecke. TJeber Datholit. Zeitschrift fiir Naturwissenschaften, vol. 61, p. 



235. Halle. 



1889. I. C. Russell. The Newark system. Am. Geol., vol. 3, p. 178. 



1889. 0. H. Hitchcock. Recent progress iu ichuology. Proc. Boston Soc. Nat. Hist., 

 vol. 24, p. 117. 



1889. W. M. Davis. The structure of the Triassic formatiou of the Connecticut 

 Valley. Seventh Ann. Rept. U. S. Geol. Survey, p. 461, 



1889. W. M. Davis. Topographic development of the Triassic formation of the Con- 

 necticut Valley. Am. Jour. Sci., 3d series, vol. 37, p. 423. 



1889. W. M. Davis aud Chas. L. Whittle. The intrusive and extrusive Triassic trap 



sheets of the Connecticut Valley. Bull. Mus. Comp. Zool. Harvard Coll., vol. 

 16, p. 99. 



1890. B. K. Emerson. Porphyritic aud gneissoid granites iu Massachusetts (abstract). 



Bull. Geol. Soc. Am., vol. 1, p. 599. 

 1890. G. F. Kuuz. Gems and precious stones of the United States. New York, 



Scientific Pub. Co. 

 1890. B. K. Emerson. A description of the "Beruardston Series" of metamorphic 



Upper Devonian rocks. Am. Jour. Sci., 3d series, vol. 40, pp. 263 and 362; 



map and sections. Review in N. Y. Independent, December 4. 

 1890. E. Nason and G. F. Varney. A Gazetteer of the State of Massachusetts. Boston, 

 1890. David T. Day. Mineral resources of the United States for 1888; vol. 6. U. S. 



Geol. Survey. 

 1890. W. O.Crosby. The kaolin iu Blandford, Mass. ; 9 jiages. Technology Quar- 

 terly, vol. 3, p. 228. 

 1890. Samuel H. Scudder, The fossil insects of North America, with notes on some 



European species. 2 vols; 4°; illustrated. Macmillau & Co., New York. 



