- Battistini, Lawrence H.1
- Bialoguski, Michael1
- Borodin, Nikolai Mikhailovich1
- British Broadcasting Corporation, Written Archive Centre1
- Bulgarian Unit1
- Bull, Geoffrey T.1
- Butler, Ewan1
- Communist International (Comintern)1
- Congress of Industrial Organizations (U.S.). Legislative Department1
- Council on foreign relations1
- Czechoslovak Unit1
- Davis, Elmer Holmes1
- Dinerstein, Herbert S.1
- Eastman, Max1
- Elwell-Sutton, L. P.1
- Evans, Frank Bowen1
- Farmer, Paul1
- Fic, Victor M.1
- Fondation pour une entraide intellectuelle européenne, FEIE1
- Foster, William Z.1