Report on Salt-spring Lands in Minnesota, by N. H. Winchell ; Notes on 

 Drift Soils of Minnesota, by N. H. Winchell, State Geologist; Econo- 

 mical Geology of region of Sheboygan and old Mackinaw, Mich., 

 N. H. Winchell,— /romjAe Author. 



Datos para el Estudio de las Rocas Mesoz6icas de Mexico, y sus F6sile8 

 caracteristicos, por Mariano Barcena, Mexico, 1875,— ^row* the Author. 



Second Annual Report of the East St. Louis Public Library, June, 1875, — 

 from the Directors. 



Besucht iiber der^ Wasserbahne in dem Quellen, Flussen und Stromen, 

 Wien, 1875. 



Annual Report of the Renssalaer Polytechnic Institute, Troy, N. Y., 1875. 



Geological and Natural History and Survey of Minnesota, 3d Ann. Rep., 

 by N. H. Winchell, State Geologist; St. Paul, 1875,— y>-o»« the Author. 



La Spia'Ortosismica, da Jacobo Mensini, Firenze, 1875. 



Absolute Money: A New System of National Finance, by Britton A. Hill, 

 St.jLouis, 1875,— i/rcAw the Author. 



Habits of the Blind Crawfish {Cambarus pellucidus) and the Reproduction 

 of Lost Parts, by P. W. Putnam, 1875, — from the Author. 



Quarterly Journal of Conchology of Leeds, Eng., by Wm. Nelson and Jno. 

 W. Taylor, vol. i. Nos. 1-6, 1874-5, L,ondon,— from the Author. 



Fragments Zoologiques, Nos. 1-4, par M. Charles Desmoulins, Bordeaux, 

 1875 ; Notice necrologique sur M. Elie Durand, par M. Charles Des- 

 moulins, Bordeaux, i8'JS,—from the Author. 



Geological Survey of Ohio, vol. i. Geology and Palaeontology with Maps ; 

 Ohio Railroad Report for \%']\,—from J. C. Schroyer. 



Maritime Canal of Suez, by Prof. J. E. Nourse, U.S.N., Washington, 1870, 

 from the Author. 



Ein Fund vorgeshichlicher Steingerathe bei Basel, von Albert Muller, 

 Basel, 1875. 



Die Bildung der Meteoriten und Vulcanismus, von G. Tschermak, Wien, 



1875- 

 On the Odontornitha, or Birds with Teeth, by Prof. O. C. Marsh, 2 Plates, 



—from'the Author. 

 Notes on the Big Woods, by N. H. Winchell, 1875. 

 La Thdorie Darwinnienne, &c., par Joseph Bianconi, Wien, 1874,— ^row 



Herr Senoner. 

 Bericht iiber der Rinderpest impfungen, 1872-3, von M. u. K. Raupach. 

 Le Valhalla des Sciences pures et appliqu^es, par le Cte. Leopold Hugo, 



Paris, 1875,— /iro/w the Author. 

 Giornale della R. Accademia de Medicina di Torino, anno xxxviii., No. 2. 

 Polytechnic Review, Philadelphia, Nos. i & 2, vol. i., 1876. 

 On the Respiration of Compressed Air, by Thomas Hayden, F.C.P., &c., 



Dublin, 1874,— />"(?/» the Author. 

 Psyche: Organ of the Cambridge Entomological Club; vol. i., No. 22, 



1876. 

 Annuaire de Ville-Marie : Origin, Utility et Progr^s des Institutions Ca- 



tholiques de Montreal: Supplement to Ed. of 1874; Montreal, 1875, — 

 from Major L. A. Huguet-Latour. 

 Blei- und Zinck-Erz Lagerstatten in Sudwest Missouri, von Dr. Adolph 



Schmidt, Heidelberg, iS']6,—from the Author. 



