Aydelotte, Frank, 1880-1956; Flexner, Abraham, 1866-1959(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1938-1955)
Institute for Advanced Study (Princeton, N.J.). Trustees.(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 5/22/1939)