Collection James Hugh Keeley, Jr. Papers, 1898-1975 (mostly 1921-1975) Repository Public Policy Papers
Collection James Newman Collection on the Princeton University Eating Clubs, 1935-1992 (mostly 1958-1992) Repository Princeton University Archives
Collection James R. Vitelli Collection on Van Wyck Brooks and Elmer Adler, 1910-1993 (mostly 1951-1985) Repository Manuscripts Division
Collection James S. Hall Collection of George Frideric Handel, 1714-1968 (mostly 1946-1968) Repository Manuscripts Division
Collection Janet Camp Troxell Collection of Rossetti Manuscripts, 1832-1965 (mostly 1860-1900) Repository Manuscripts Division
Collection Jasper E. Crane Collection of James and Dolley Madison Materials, 1783-1968 (mostly 1783-1897) Repository Manuscripts Division
Collection J. Harlin O'Connell Collection on English Artists, 1825-1952 (mostly 1880-1939) Repository Manuscripts Division
Collection J. Monroe Thorington Collection, 1848-1983 (mostly 1920-1964) Repository Manuscripts Division
Collection John Biggs Collection of F. Scott Fitzgerald Estate Papers, 1936-1978 (mostly 1940-1949) Repository Manuscripts Division
Collection John Butler Yeats Collection, 1909-1978 (mostly 1911-1922) Repository Manuscripts Division
Collection John D. Davies Collection on Hobey Baker, 1908-1997 (mostly 1908-1969) Repository Princeton University Archives
Collection John Insley Blair Family Papers, 1843-1961 (mostly 1891-1910) Repository Manuscripts Division
Collection John Van Antwerp MacMurray Papers, 1715-1988 (mostly 1913-1942) Repository Public Policy Papers
Collection Joseph Coy Green Papers, circa 1907-1977 (mostly 1931-1953) Repository Public Policy Papers
Collection José Martínez Sotomayor Papers, 1929-1960 (mostly 1930-1932) Repository Manuscripts Division
Collection J. Wayman Williams Photographs of Princeton University, 1943-1950 Repository Princeton University Archives
Collection Kienbusch Angling Collection, 1651-1974 (mostly 1800-1950) Repository Manuscripts Division
Collection Kreuger & Toll Company Records, 1911-1952 (mostly 1930-1939) Repository Public Policy Papers
Collection Laurence Pollinger Ltd. Files Concerning D. H. Lawrence's Lady Chatterley's Lover, 1931-1979 Repository Manuscripts Division