GEOLOGY 



OF 



WISCONSIN. 



SUKYEY OF 1873-1877, 



VOLUME II, 



PART I. HISTORICAL. 



II. EASTERN WISCONSIN. 



III. CENTRAL WISCONSIN. 



IV. LEAD REGION. 



ACCOMPANIED BY AN 



ATLAS OF MAPS 



. 



f 



PUBLISHED UNDER THE DIRECTION OF THE 



CHIEF GEOLOGIST, 



BY THE 



COMMISSIONERS OF PUBLIC PRINTING 



IN ACCORDANCE WITH LEGISLATIVE ENA'CTMENT. 

 1877. 



