Collection includes a typescript copy of Robert Newell's 1868 diary recording his voyage from Portland, Oregon, to Washington, D.C., with four Nez Perce (Nimiipuu) leaders to procure amendments to Indian treaties, and return to Lawpai, Idaho; handwritten copies of letters (1866-1867) written by Newell and William Gray to the editor of the Oregon Herald, commenting on Gray's "History of Oregon"; Newell's account of the 1843 meeting at Champoeg to form Oregon's provisional government; correspondence with Norris and Company; certificate of appointment as Indian sub-agent; documents concerning the care of children; and typescript copy of memorandum describing Newell's travels in Missouri (1829-1840). Also included are documents on microfilm, which consist of copies of materials in the collection, as well as selected documents on Newell from the U.S. National Archives and the Bancroft Library at the University of California, Berkeley, and extracts from Newell's personal copy of "Oregon Laws" with his marginal notes.