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passage out and in, during the winter. At this 

 encampment we prepared our huffaloe skin canoes, 

 to descend the Big-horn river, which is large, 

 being three hundred yards wide, with a strong 

 current. On the 9th, we embarked, for the 

 mouth of the river, having detached eight Indians 

 to proceed with the horses by land. At night we 

 stopped at a camp of Crow Indians. Early in 

 the morning of the 10th, we again proceeded, the 

 current very rapid, and at night encamped. On 

 the 11th, we proceeded early, and at night, ar- 

 rived at the mouth of the river. Here is a village 

 of Crow Indians, but of a different band from 

 those we met with in the mountains. The Crow 

 Indians are divided into four bands, which they 

 distinguish by the following names, Ah-hah-hee- 

 no-pah. Nootsa-pah-zasah, Keet-kee.t-sah, and 

 Ehart-sah. This village belongs to the Nootsa- 

 pah-zasah band. The band we had left was the 

 Keet-keet-sah, and-is the largest of them, consisting 

 of two hundred warriors. The band here con- 

 sists of one hundred and sixty warriors. This 

 band had lately been on a war expedition against 

 a nation of Indians, who reside on the west side 

 of Rocky mountains, called Pal-lo-to-path, or 

 Flat-heads, and had returned with sixteen pris- 

 oners, and a number of scalps. 



The Flat-heads have a singular practice of flat- 

 tening their heads, which is different from any 

 other nation of Indianes in this country. It is 

 effected in the following manner. Soon after an 



