10 CONTENTS. 



Chapter XII. — The main mohainic system of the late Wisconsin stage — Continued. page. 

 Section III. In the Grand River lobe — Continued. 



Moraines of the system — Continued. 



Structure and thickness of the drift 452 



Bowlders 463 



Character of the outwash 463 



Striee 464 



Inner border phenomena 468 



General features 468 



Weak moraines 469 



Eskers 470 



Drumlins (?) 471 



Till plains 471 



Terraces 472 



Correlation and chronological position 472 



Chapter XIII. — Minor moraines op the late Wisconsin stage 475 



Section I. Moraines of the Maumee-Miami lobe 475 



Union moraine 475 



Distribution 475 



Relief 477 



Range in altitude 477 



Topography 478 



Thickness and structure of the drift 481 



Strise 487 



Outer border phenomena '. , 488 



' Inner border phenomena 489 



The Richland esker 489 



The Muncie esker 491 



Mississinawa moraine , 494 



Distribution 494 



Relief 496 



Range in altitude 497 



Topography 498 



Thickness and structure of the drift 500 



Inner border phenomena 505 



Outer border phenomena 506 



St. Johns or Salamonie moraine 509 



Distribution 509 



Relief 511 



Range in altitude 512 



Topography 512 



Thickness and structure of the drift 515 



Inner border phenomena 522 



Outer border phenomena 523 



Section II. Moraines of the Scioto lobe 524 



Powell moraine 524 



Distribution 524 



Range in altitude 525 



Relief 525 



Topography 526 



Thickness and structure of the drift 526 



Bowlders 529 



Strise 529 



Outer border phenomena 529 



Inner border phenomena 530 



Winchell's observations 530 



