BULLETIN 



OF THE 



UNIVERSITY OF WISCONSIN 



SCIENCE SERIES 



L Y 



VOLUME 2 

 (1897-1901) 



WILLIAM HERBERT HOBBS, PH. D., Editor 

 Professor of Mineralogy and Petrology 



PUBLISHED BY AUTHORITY OF LAW AND WITH ;THE APPROVAL OF THE 

 REGENTS OF THE UNIVERSITY 



MADI.SON, WIS. 



PUBLISHED BY THE UNIVERSITY 



1901 



