- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)286
- Héderváry, Claire de4
- Open Society Archives at Central European University3
- Ajtony, Árpád2
- American Refugee Committee2
- Burchett, Wilfred G.2
- United States. Congress. Senate. Committee on Foreign Relations2
- Aitken, Mark1
- Aptheker, Herbert1
- Boulet, Jean-Marie1
- Brown, Robert McAfee1
- Denton, Charles1
- Dolgin, Gail1
- Duiker, William J.1
- Duong-Chau1
- Ehrlich, Judith1
- Fall, Bernard B.1
- Fishel, Wesley R.1
- Ford, Harold P.1
- Franco, Vincente1