- Ajtony, Árpád3
- Alfred A. Reisch1
- Analytic Research Department1
- Bakhitov, M. Sh1
- Bakos, Zsigmond1
- Baldwin, Hanson Weightman1
- Balkan Section1
- Balogh, Eva S.2
- Balázs Béla Stúdió1
- Barber, Noel1
- Bazarbaev, Zhumanazar1
- Belarusfilm1
- Belügyminisztérium Központi Irattára1
- Bodó, György1
- Bohlen, Charles E.1
- Bonavia, David2
- Boorstin, Daniel Joseph1
- Brezhnev, Leonid Ilʹich2
- British Broadcasting Corporation, Written Archive Centre1
- Brodie, Bernard1