CHAPTER VII. 



BT. 



. in the i report, to omit all 

 l i embraced in the fol- 

 lowing which is r reproduced from Higgins 1 Re- 

 port, Eti p. 1 v 39, p. 

 64,) partly from Foster and WnUney'a B i the Lai 

 | Pari I, pp. 48 erwise 

 • ... and other on] ublishcd 



ALTITU1 as points within the Sfate <f Michigan. 



:tif.-. 



rt>:i. 



Above 



• 



at Detroit, 



itroit, 



^ 



Weal I ..• v 















I frui 







. . i Arbor, (by level from de 



I 



I - 



1 " M 



( 



, <.ii rail] 



J 







1 ' 



I3fc 

 19; 



411 

 401 



I 



716 

 1 3 



7 hi 

 771 



VIS 









