APPENDIX. 291 



Latitude of halting-place between the Great Falls 



and St. Francis Eiver 45° 25' 43" 



Breadth of river at camp above Falls of St, An- 

 thony, 200 yards. 



Mean latitude of Fort St, Anthony, new site, July 



31, by 5 sets of observations . . . . 44 53 20 



Mean longitude of Fort St, Anthony, new site, July 



31, by 3 sets of observations . . . . 92 55 45 



Latitude of Fort Prairie du Chien, Aug, 6 and 7 . 43 03 19* 



Latitude of Fox and Ouisconsin Portage, Aug, 



14 and 15, 43° 42' 36"; say . . , .43 42 00 



Latitude of camp near mouth of River De Loup, 



Aug, 17 44 6 44 



Latitude of Fort Howard, Green Bay, Aug, 21 . 44 31 38 



Longitude of Fort Howard (some error), probably 

 between 87° 45' 30" and .... 87 46 00 



Latitude of camp at Sturgeon Portage, Lake Michi- 

 gan, Aug, 23 44 47 43 



Latitude of camp 3 miles north of the Manetowag, 

 Aug, 24 



Latitude of camp south of the Sheboyegan, Aug, 25 



Latitude of camp at Milwaukie, Aug, 26 . 



Mean latitude of Fort Dearborn, Chicago, by 6 sets 

 of equal altitudes, Aug, 31, and meridian alti- 

 tude 41 54 06 



Mean longitude of Fort Dearborn, 3 sets of obser- 

 vations. In time, 5 h. 50 m. 8 sec. In degrees 87 32 30 



Longitude of Detroit, calculated from above . 82 54 53 



Latitude of camp near head of Lake Michigan, 



Aug. 31 and Sept, 1 41 38 48 



Mean latitude of the extreme south point of Lake 

 Michigan, 4 sets of observations and meridian 

 observation 41 37 28 



Latitude of camp next north of the St, Joseph's, 



near Kekalamazo, Sept. 3 . . . . 42 32 16 



Latitude of camp at Maskegon Eiver, Sept. 4 . 43 13 41 



* Or 20^^ 



