North American Fauna No. 27. U. S. Dept. Agr. Biological Survey. 



Plate IX. 



Fig. 1.— Semibarren Summit of Loon Island, Great Slave Lake. 



Fig. 2.— Bay Near Fort Rae, Great Slave Lake, Showing General Character of 

 Country in This Vicinity. 



Fig. 3.— Fort Rae, Northern Arm Great Slave Lake, July, 1 901 . 



