- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)8
- Burleigh, Michael1
- Cocks, Geoffrey1
- Eley, Geoff1
- Engelmann, Bernt1
- Ericksen, Robert P1
- Gosztonyi, Péter1
- Graber, G. S.1
- Griffiths, Richard1
- Haffner, Sebastian1
- Higham, Charles1
- Hughes, Michael1
- Juhász, Gyula1
- Leningradskaia Studiia Dokumentalnykh Filmov (LSDF)1
- Lennauchfilm1
- Metcalfe, Philip1
- Peukert, Detlev1
- Read, Anthony1
- Ránki, György1
- Schrenck-Notzing, Caspar von1