- Aldanov, Mark Aleksandrovich1
- Aleksandrov, Grigori1
- Astrov, N. I.1
- Balogh, Eva S.1
- Beneš, Edvard1
- Bortstieber, Gertrud8
- Buckreis, Adam1
- Citrine, Walter1
- Communist International (Comintern)1
- Condliffe, J. B.1
- Donskoy, Mark1
- Germany. Auswärtiges Amt1
- Golding, Louis1
- Great Britain, Foreign and Commonwealth Office1
- Gunther, John1
- Gábor Magos2
- Hegedüs, András1
- Henderson, Nevile1
- Hippler, Fritz1
- Ivens, Joris1