Alföldi, Andreas, 1895-1981; Kaysen, Carl; Oppenheimer, J. Robert, 1904-1967(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1955-1966)
Alföldi, Andreas, 1895-1981; Oppenheimer, J. Robert, 1904-1967; Woolf, Harry(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1955-1981)
Grabar, André, 1896-1990; Oppenheimer, J. Robert, 1904-1967; Weitzmann, Kurt, 1904-1993(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1955)