- Rogers, Edward1
- Rosenstock-Huessy, Eugen1
- Schueller, George K.1
- Schultheiss, Karl1
- Schwartz, Benjamin I.1
- Sedykh, Andrei1
- Shik, A.1
- Shul'ts, Gennadii Ivanovich1
- Sidorov, Dmitrii Ivanovich1
- Steinhardt, Karl1
- Stypułkowski, Zbigniew1
- Szüdi, György1
- Tisserant, Eugène1
- UNESCO1
- United Nations. Department of Public Information1
- United Nations. Dept. of Social Affairs. [from old catalog]1
- United States. Congress. House. Committee on Un-American Activities1
- United States. Congress. Joint Committee on Atomic Energy1
- United States. Department of State. Office of Public Affairs1
- United States. Dept. of State1