AdiHtioiis to the Library. XXIX 



Wisconsin Natural History Society. 



Bulletins. N. S. VJI, n-4, VlII, 4-lX, 2. Iit09-ll. 



Occnsional rapers. T, I, .'{, II, 1-8, III. 

 Vt'iinxnviui. — riiysiltalisch-medizini.'iche Gesdlschnft. 



Sitzungs-Berichte. 1909, 1-5; 1910, 1-5. 

 Wymning Historical and Geological Snciety. 



Proceedings and Collections. XI. 1910. 

 Yale University. 



Astronomical Observatory. Transactions. 11, 2. 1910. 

 Zurich. — Naturforschende Gesellschafl. 



Vierteljahrsschrift. LIV, .'J-LV, 2. 1909-10. 



