The Abbott mss., 1969-1985, consists of the files of economist Lawrence Abbott, 1902-1985, relating to his activities with the World Federalist Association.
The Burton mss., 1940-1967 and 1976, are the papers of Lindley James Burton, 1921-1968, professor of Mathematics at Lake Forest College, Illinois, concerning various phases of the work of the United World Federalists movement in Illinois.
The United World Federalists mss., 1928-1988, consists of correspondence and records relating to the United World Federalists' history, organization, policies, and programs.