- Bogza, Geo1
- Bonn. Conference1
- British Broadcasting Corporation, Written Archive Centre1
- Brown, Francis J.1
- Bulgakov, Mikhail1
- Bulgarian Unit1
- Burchett, Wilfred G.1
- Burhop, E. H. S.1
- Burke, James Wakefield1
- Bálint, László1
- Bähr, Walter1
- Cather, Willa1
- Chakovskiĭ, Aleksandr1
- Chambers, Whittaker1
- Childs, Marquis W.1
- Chung-kuo hung shih tzu hui1
- Church of Scotland. General Assembly. Commission on Communism1
- Communist International (Comintern)1
- Council of Europe1
- Crossman, R. H. S.1