- Deutsches Institut für Zeitgeschichte1
- Dörries, Bernhard1
- Film Studio of the Hungarian Workers Militia1
- Fondation pour une entraide intellectuelle européenne, FEIE1
- Free Europe Committee, Inc1
- Gábor Magos1
- Hegedüs, András1
- Information Services Department1
- Khittl, Ferdinand1
- Király, Béla1
- Kotsovsky, Dimu1
- Kristl, Vlado1
- Madariaga, Salvador de1
- Magos, Gábor1
- Magos-Gimes, Judit1
- Open Society Archives at Central European University1
- Polish Unit of RFE/RL Research Institute; RFE/RL RI1
- Randé, Jenő1
- Romanian Unit1
- Samizdat Archives of Radio Free Europe1