WASHINGTON, April 19 -- The Smithsonian Institution's National Museum of the American Indian issued the following news release: * * * Treaty With the Pawnee, 1857 Is On View at the National Museum of the American Indian The Smithsonian's National Museum of the American Indian, in partnership with the National Archives and Records Administration, installed the Treaty with the Pawnee, 1857, in "Nation to Nation: Treaties Between the United States and American Indian Nations." The treaty went on  more