LC/NAF, 30 jul. 2012 (enc.: Szilard, Leo ; altra inf.: Leo Szilard, nuclear physicist, biologist, and advocate of global arms control; b. in Budapest, Hungary in 1898, came to U.S. in late 1930s; married Dr. Gertrude Weiss in 1951; d. in San Diego, Calif., 1964)
