EOKKAD OF ETHIIOLOGY 



FOURTH ANNUAL REPORT PL XXXII 



18G9-70. 



+ f 



** 



II 



1870-'71. 



, xs \ I 1 1 I 1 



^ 



>\U' 



III 



\ 



I'.'O 



/ 



\ 



THE DAKOTA WINTER COUNTS. 



