The fonds consists of constitution and bylaws (1967); constitution and bylaws of the women's section (1922); membership rosters (1944-1945); completed biographical data forms (1956); programs of annual round-ups (1922-1989); biographical data on pioneers (1946-1977); newspaper clippings of obituaries (1931-2002), about historic events and milestones (1910-1999), profiles of persons (1920-1998), profiles of places (1963-1998), and newspaper columns on these subjects (1969-1998); photographs of pioneers and their circumstances (1886-ca. 1970s); and audio recording of the opening ceremonies of the group's memorial building (1955).