Archivist. Manuscripts and unpublished materials (1837–1940) relating to Douglas H. Johnston, governor of the Chickasaw Nation, the history of the Chickasaw and Choctaw Indian nations, and the enrollment of the Eastern Band of Cherokee Indians; lecture notes, class assignments and other materials (1950–1953) relating to courses Litton taught at the University of Oklahoma; radio scripts (1948–1949) from a program entitled “Great Men and Books,” broadcast on WNAD, Norman, Oklahoma; and books, articles, and presentations (1955–1975) authored by Litton and relating to archival administration and librarianship in Latin America.