Names
- British Museum (Natural History). Palaeontology Library1
- British Museum (Natural History). Sub-department of Ornithology Library1
- British Museum of Natural History. Anthropology Library and Archive Section1
- British Museum of Natural History. General Library1
- British Museum. Department of Ethnography1
- British Transport Commission: Great Britain1
- British Women's Emigration Association1
- Brooke Manne Ltd1
- Brooks, Robert1
- Brown Family1
- Brown, Charles Armitage1
- Brown, John1
- Brown, Robert1
- Bryant and May1
- Brynmor Jones Library1
- Buckinghamshire Record Office1
- Bulwer-Lytton, Edward George Earle, Sir, 1st Baron Lytton1
- Bunbury Family1
- Bundrett & Co1
- Burgon and Ball Ltd1