The papers of Belle Fligelman Winestine include biographical materials, general correspondence (1916-1982), a subject file (1917-1985) of materials relating to Jeannette Rankin and her congressional career, writings (dates vary), miscellany including family memorabilia (1882-1971, for Herman and Frieda Fligelman) and a scrapbook (1909-1913) kept during her years at the University of Wisconsin, and clippings. The series of writings is arranged alphabetically by title for fiction, poetry, and nonfiction.

The papers of Norman Winestine include general correspondence (1917-1953), a subject file (1947-1951, 1982) relating to activities of the Montana Historical Society and the Montana Institute of the Arts, and miscellany. The materials for the Montana Historical Society concern the publishing of a magazine and the selection of K. Ross Toole as director of the Society, and include correspondence between Winestine and Toole, Joseph Kinsey Howard, and Merrill Burlingame.