Thomas Teakle's papers (1904-1969) includes a scrapbook of correspondence (1925-1969) with western authors concerning autographs; an address book (undated); bound volumes of Thomas Teakle's typescript copies of papers presented at the meetings of the Spokane Posse (volumes for years 1955-1966); typescript of selections by and about the early fur traders of the Pacific Northwest collected by Teakle; and miscellany, including a poem by Dick Nelson.