TABLE OF CONTENTS. xvii 



Faije, 



5. Section of Kettle Range near Whitewater, 209 



6. Profile Across Kettle Range, from Eagle Westward, 



7. Profile Across Kettle Range near Whitewater, Showing Position of Kettles, 211 



8. Map of Moraine in Towns of Herman and Theresa, ----- 215 



9. Section of Moraine in Town of Herman, 216 



10. Map of Moraine in Beloit, 217 



11. Section of Drift Showing Gravel Bowlders, - - - .. - - 219 



12. Sections of Drift near Milwaukee, 220 



13. Section of Drift near Manitowoc, ------- 



14. Section of Drift near Racine, - - - - ^ 227 



15. Section Illustrating Drift Formation near Racine, 227 



16. Diagram Illustrating Movements of Drift-Depositing Agencies, - - 230 



17. Profile Section Showing the Relations of the Mukwa Granite, - - - 249 



18. East and West Section through the Berlin Porphyry, - 250 



19. North and South Section through Pine Bluff, 251 



20. Ripple-Marked Outlier, Waterloo, 253 



21. Profile Section Showing the Relations of the Waterloo Quartzite, - - 254 



22. North and South Section through Portland Quartzite, - 255 



23. Section Showing the Relations of the Portland Quartzite, - 255 



24. Section of Bartholomew's Bluff, - - 265 



25. Section Across Green Lake, 266 



26. East and West Section near Ripon, 270 



27. Section near Stiles Showing Relations of St. Peters Sandstone and Lower 



Magnesian Limestone. 271 



28. Contact of Trenton and Lower Magnesian Limestones, - ... 273 



29. North and South Section near Ripon, 274 



30. Irregular Structure of Lower Magnesian, Nepeuskin, .... 275 

 bl. Section of Lower Magnesian Limestone, ------- 278 



32. Section of Lower Magnesian Limestone, Mukwa, 279 



33. Section of Lower Magnesian Limestone, Mukwa, 279 



34. Relations of the Formations in the Town of Ellington, - - - - 280 

 85. Coloration of the St. Peters Sandstone near Ripon, 286 



36. Coloration of the St. Peters Sandstone near Ripon, 287 



37. Relations of St. Peters Sandstone and Trenton Limestone, Magnolia, - 289 



38. Subdivisions of Trenton Limestone, 291 



39. Profile of Trenton Limestone near Beloit, 297 



40. Section through the Iron Ore Deposit, Iron Ridge, - 329 



41. Section at the Mayville Ore Bed, - 330 



42. Position and Relations of the Iron Ore at Hartford, ----- 333 



43. Cascade Falls near De Pere, 333 



45. Peculiar Structure of Racine Beds, Germantown, 364 



46. Stratification at Moody 's Quarry, 365 



47. Relation of the Mound and Horizontal Limestone, Wauwatosa, - 366 



48. Profile of Leperditia Beds near Waubakee, ------ 392 



REPORT ON CENTRAL WISCONSIN. 



1. Specimen showing junction of Potsdam Sandstone and Archaean Schists, - 462 



2. Vicinity of Point Bass, Wood County, 466 



3. Section Across Side Channel of Wisconsin River, near Point Bass, - - 467 



4. Section Across Side Channel of Wisconsin River, near Point Bass, - - 467 



Wis. SUB. B 



