Siegel, C. L. (Carl Ludwig), 1896-1981; Institute for Advanced Study (Princeton, N.J.)(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1934-1946)
Siegel, C. L. (Carl Ludwig), 1896-1981; Institute for Advanced Study (Princeton, N.J.)(Shelby White and Leon Levy Archives Center, Institute for Advanced Study, Princeton, NJ, USA, 1946-1981)