Trust funds, Shoshone and Arapaho Indian tribes. Hearings before the Subcommittee on Indian Affairs of the Committee on Public Lands, House of Representatives, Eightieth Congress, first session, on H.R. 1098, a bill to authorize the segregation and expenditure of trust funds held in joint ownership by the Shoshone and Arapaho tribes of the Wind River Reservation. March 15, 1947