TABLE OF CONTENTS. 



PART I. 



LKITEK TO THE Hox. JOHN L. BEVERIDGE Page in 



CHAPTER L 



GEOLOGY OF NORTHWESTERN ILLINOIS. 

 By James Shaw Pages 1-24 



CHAPTER II. 



GEOLOGY OF JO DAVIESS COUNTY. 

 By James Shaw Pages 25-56 



CHAPTER UI. 



GEOLOGY OF STEPHENSON COUNTY. 

 By James Shaw Pages 57-74 



CHAPTER IV. 



GEOLOGY OF CARROLL COUNTY. 

 Ey James Shaw Pages 75-81 



CHAPTER V. 



GEOLOGY OF WINNEBAGO COUNTY. 

 By James Shaw Pages 82-94 



CHAPTER VI. 



GEOLOGY OF BOONE COUNTY. 

 By James Shaw Pages 95-103 



