- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)1,413
- Samizdat Archives15
- Radio Free Europe/Radio Liberty, Inc - Research Institute10
- Soviet Red Archives8
- Bortstieber, Gertrud5
- Pilʹniak, Boris5
- Osipov, Aleksandr Aleksandrovich3
- Samizdat Archives of Radio Free Europe3
- Belov, Anatolii Vasil'evich2
- Chertkov, Aleksei Borisovich2
- Daniel, IUlii2
- Gaidai, Leonid2
- Geréb, Anna2
- Hanák, Péter2
- Koval'skii, Nikolai Aleksandrovich2
- Kryvelev, Iosif Aronovich2
- Lenin, Vladimir Il'ich2
- Marushkin, B. I.2
- Minaev, Vladislav Nikolaevich2
- Moroz, Konstantin Vasil'evich2