- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)20
- Biberman, Herbert J.2
- Bíró, András2
- American Refugee Committee1
- Bondy, Madeleine1
- Carr, Barry1
- Davis, Diane E.1
- Dewey, John1
- Dombrowski, Bartosz1
- Ford, Norman D.1
- Fradkin, Philip L.1
- Germa, Elizabeth1
- Gleason, Judith1
- Grillo, Ioan1
- Henderson, Timothy J.1
- Horne, Adele1
- Iraburu, Pablo1
- Jacewicz, Alfons1
- Marks, Steven G.1
- Open Society Archives at Central European University1