The Adam mss., 1863-1930, consists of the letters and papers of French writer, literary review editor, and salon hostess Juliette (Lambert) Adam, 1836-1936.
The Adair, Lyle G. mss., 1863-1864, consists of the wartime correspondence of Seargeant Lyle G. Adair, 1843-1918, during his service with the 111th United States Colored Infantry.
The Abbott mss., 1969-1985, consists of the files of economist Lawrence Abbott, 1902-1985, relating to his activities with the World Federalist Association.