- Augustine1
- BBC1
- Balkan Section1
- Baptista, José1
- Bar-Zohar, Michael1
- Bartke, Wolfgang1
- Baxter, Angus1
- Beloff, Nora1
- Belügyminisztérium Központi Irattára1
- Berdiaev, Nikolai1
- Binyon, Michael1
- Blank, Alexander1
- Borbándi, Gyula1
- Bourdeaux, Lorna1
- Boyer, Paul S.1
- British Broadcasting Corporation, Written Archive Centre1
- Bromke, Adam1
- Buber-Neumann, Margarete1
- Bulgakov, Sergei Nikolaevich1
- Bulgarian Unit1