Aydelotte, Frank, 1880-1956; Mitrany, David, 1888-1975(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1945-1946)
Mitrany, David, 1888-1975; Oppenheimer, J. Robert, 1904-1967(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1957-1958)
Flexner, Abraham, 1866-1959; Mitrany, David, 1888-1975(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1936-1939)
Flexner, Abraham, 1866-1959; Mitrany, David, 1888-1975(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1930-1934)
Flexner, Abraham, 1866-1959; Mitrany, David, 1888-1975(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1935)
Aydelotte, Frank, 1880-1956; Cherniss, Harold F. (Harold Fredrik), 1904-1987; Mitrany, David, 1888-1975; Oppenheimer, J. Robert, 1904-1967(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1950-1956)
Aydelotte, Frank, 1880-1956; Mitrany, David, 1888-1975; Oppenheimer, J. Robert, 1904-1967(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1947-1949)