- Open Society Archives at Central European University2
- Sik, Endre2
- Soros Foundation–Hungary2
- Szekfű, András2
- Aczél, Tamás1
- Akhtamzian, A. A.1
- Alekseeva, Liudmila1
- Alfred A. Reisch1
- American Refugee Committee1
- Amstutz, J. Bruce1
- Analytic Research Department1
- Andrew, Christopher M.1
- Argentieri, F.1
- Augustine1
- Bajob, Filip1
- Balkan Section1
- Baradat, Leon P.1
- Belügyminisztérium Központi Irattára1
- Berecz, János1
- Bisco, Jim1