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Wheeler, Geo. M. Annual Report upon the Geographical Explorations and 

 Survey west of the 100th Meridian in California, Nevada, Utah, 

 Arizona, Colorado, New Mexico, Wyoming, and Montana. Depart- 

 ment of Interior. 

 Preliminary Report upon Reconnoisance through Southern and South- 

 western Nevada made in 1869, by First Lieut. G. M. Wheeler, assisted 

 by First Lieut. D. W. Lockwood ; under the orders of Brig. Gen. E. 

 0. C. Ord. Washington, 1875. Eng. Department U. S. Army. 

 Progress Report upon the Geographical and Geological Explorations 

 and Survey west of the 100th Meridian, in 1872. From the Engineer 

 Department U. S. A. 



Winchell, Alex. Michigan. Being condensed Popular Sketches of the 

 Topography, Climate, and Geology of the State. With Charts. 



Wolff, Dr. Julius. Untersuchungen iiber die Entwicklung des Knochenge- 

 webes. Leipzig, 1875. Purchased. 



Wood, H. C, Jr. A Study of the Nature and Mechanism of Fever. The 

 Author. 



Zoologishe Ergebnisse der Nordseefahrt vom 21 Juli bis 9 Sept. 1812. Ber- 

 lin, 1874. Wilson Fund. 



JOURNALS AND PERIODICALS. 



NORWAY. 



Christiania. Det K. N. Frederiks Universitets Aarsberetning for Aaret. 



1871-3. 

 Index Scholarum. 1874-5. Royal Norway Acad, of Science. 

 Forhandlinger i Videnskabs-Selskabet i Christiania. 1872-3. Royal 



Norway Acad, of Science. 

 Nyt Magazin for Naturvidenskaberne. 9e Binds, 3 and 4 Heft ; lOe 



Binds, 1-4 Heft. Royal Norway Acad, of Science. 



SWEDEN. 



Stockholm. Meteorologisk Aarbog for 1870-73. 



DENMARK. 



Copenhagen. Memoires de la Societe Royale des Antiquaires du Norde. 



Nouvelle Serie, 1873-74. Copenhagen. The Society. 

 Tillaeg til Aarboger for Nordisk Oldkyndighed og Historie. Aargang, 



1873. The Society. 

 Oversigt over det K. D. Videnskabernes Selskabs Forhandlinger, 1874. 



No. 2. The Society. 



RUSSIA. 



Dorpat. Sitzungberichte der Dorpater Natursforscher-Gesellschaft. 3er 



Band, 5 and 6 Heft. 

 Archiv fur die Naturkunde Liv-, Ehst- und Kurlands. le Serie, 5er 



Band, 4e Lief, 7er Band, 2-4 Lief. 1874-5. The Society. 

 Helsingfors. Bidrag till Kanedom af Finlands Natur och Folk utgifna af 



Finska Vetenskaps-Societeten. Tjugondeforsta Hafte. The Society. 

 Observations faites a l'Observatoire Magnetique et Meteorologique de 



Helsingfors. 5me vol. The Observatory. 

 Ofversigt af Finska Yetenskaps-Societetens Forhandlinger XIV., XV., 



XVI. The Society. 



