- Roberts, Henry L.4
- Rubinstein, Alvin Z.4
- Salisbury, Harrison E.4
- Schwartz, Harry4
- Tang, Peter S. H.4
- Terts, Abram4
- Ulam, Adam Bruno4
- United States. Congress. House. Committee on Un-American Activities4
- Voinovich, Vladimir4
- Allworth, Edward3
- Aptheker, Herbert3
- Aron, Raymond3
- Barnett, A. Doak3
- Bergson, Abram3
- Berman, Harold J.3
- Brown, James F.3
- Campbell, Robert Wellington3
- Cole, George Douglas Howard3
- Drachkovitch, Milorad M.3
- Dyker, David A.3