No. 104.] 23 



J. S. Newberry. 



Deposition of Iron Ores. 



Eroding Power of Ice. 

 Prof. James Hall. 



Fossil Corals of Niagara and Upper Helderberg G-ronps, 1882. 



Brj'^ozoans of Upper Helderberg and Hamilton Groups. 



Geological History of the American Continent. 

 H. S. Williams. 



Studies of Spirifera Icevis. [From the Regents.] 

 A. S. Packard. 



Guide to the Study of Insects. Parts 1, 2, 3, 6, 10. [From 

 the Regents.] 

 Thomas M. Drown. 



" Technical Training. An Address," 1883. 

 F. B. Hough. 



" Oti Forestry Management." [From the Regents.] 

 Sturtevant. 



'•Maize: An Attempt at Classification," 1883. [From the 

 Regents.] 

 Troschel. 



" Das Gebissder Schnecken." II Band, 1, 2, 3, 4, 5 Lieferungen. 

 Chaper. 



" Description de quelques Especes et Genres Nouvreaux de 

 Coquilles vivantes." 

 Prof. James Hall. 



Report of the State Geologist for 1882. 

 Beckett. 



" Indians of North America." 

 Boston, City Auditor's Report for 1884-5. 

 Map of Washington county, N. Y., 1853. Maps of eleven towns 



in Dutchess and Putnam counties. [From J. C. Smock.] 



2. By Purchase. 



Synoptical Flora of North America. Yol. I, Part II. Asa Gray. 

 Mycological Illustrations. [Hymenomycetous Fungi.] Parts I, II. 



Saujiders, Smith c5 Bennett. 

 Mycologia Europaea. Sections I, II, III. Persoon. 

 Icones Selectie Hymenomj^cetum. 1-10 Fascicnlse. Fries. 

 Icones Selectte Hyraenomycetum Hungarise. Kalchhrenner. 

 Mosses of North America. Lesquereux and Jatnes., 1884. 

 New England Bird Life. A Maimal of Ornithology. Elliott Cones. 



Parts I, II, 1883. 

 StrQctural and Systematic Conchology. George W. Tryon 



Yols. I, II, "HI, 1882-1884. 

 Geology of Rhode Island. Charles T. Jackson. 1840. 



1 volume. 

 Das Eozoon Canadense, von Max Rauer, with portfolio of 18 plates, 



Leipsic, 1885. 



