Articles of a treaty made and concluded at Council Springs ... Texas ... this 15th day of May, A.D. 1846, between P.M. Butler and M.G. Lewis, commissioners on the part of the United States of the one part and the undersigned chiefs, counsellors, and warriors of the Comanche, I-on-i, Ana-da-ca, Cadoe, Lepan, Long-wha, Keechy, Tahwa-carro, Wichita, and Wacoe tribes of Indians and their associate bands ... on the other part
United States