Aydelotte, Frank, 1880-1956; Flexner, Abraham, 1866-1959(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1927-1932)
Carnegie Corporation of New York; Institute for Advanced Study (Princeton, N.J.)(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1937-1939)
Institute for Advanced Study (Princeton, N.J.)(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1960-1979)
Flexner, Abraham, 1866-1959; Veblen, Oswald, 1880-1960(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1934-1935)
Aydelotte, Frank, 1880-1956; Flexner, Abraham, 1866-1959(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1928-1941)
Institute for Advanced Study (Princeton, N.J.)(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1943, 1944)