James K. Polk, President of the United States of America, to all to [sic] and singular to whom these presents shall come, greeting : whereas a treaty was made and concluded on the 6th day of August, A.D. 1848, at Fort Childs, near the head of Grand Island, on the south side of the Nebraska or Great Platte River, between Lieutenant Colonel Ludwell E. Powell, commanding battalion Missouri mounted volunteers, en route for Oregon, in behalf of the United States, and the chiefs and headmen of the four confederated bands of Pawnees, viz: Grand Pawnees, Pawnee Loups, Pawnee Republicans, and Pawnee Tappage, at present residing on the south side of Platte River ..