14 PRELIMINARY OBSERVATIONS. 



descended to Green Bay, and the route of the lake coast pur- 

 sued northward to the straits, and to the Sault of St. Mary. 



A narrative of this expedition, embracing its principal inci- 

 dents, and observations on the productions of the country, is in 

 preparation for publication by one of the gentlemen of the party. 

 In the mean time, the official report transmitted to Government, 

 and submitted to Congress by the War Department, together 

 with remarks in a series of letters on the mine country, are sub- 

 joined in the appendix to this volume. 



