26th Congress, [SENATE.] f 237 "I 



2d Session. ^ -* 



REPORT 



INTENDED TO ILLUSTRATE 



A MAP OF THE HYDROGRAPHICAL BASIN 



UP 



PER MISSISSIPPI RIVER, 



^ . I. N. NICOLLET, 



WHILE IN EMPLOY UNDER THE BUREAU OF THE CORPS OF TOPOGR.'^PHICAL ENGLNEERS. 



February 16, 184L 



Ordered to be printed, and that 200 additional copies be printed for the Topographical Bureau, 

 and 300 additional copies for the use of the Senate. 



WASHINGTON: 

 BLAIR AND RIVES, PRINTERS. 



1843. 



