Publishers
- Bristol Branch Of The Historical Association 1
- Bristol City Council 1
- British Association for the Advancement of Science 2
- British Aviation Research Group 2
- British Books Ltd. 1
- British Broadcasting Corporation 2
- British Bryological Society 2
- British Bus Publishing 2
- British Leyland 2
- British Museum 2
- British Museum (Natural History) 2
- British Museum Press 2
- British Museum Publications 2
- British Ornithologists' union 23
- British Pteridological Society 1
- British Railways 3
- British Small Animal Veterinary Association 1
- British Timken Limited 1
- British Trust for Ornithology 19
- British Wildlife Publishing 1
- Broads 1
- Brockhampton Press 80
- Brockhampton Press Ltd. 31
- Brooke Bond Oxo 1
- Brooklands Books 14
- Brooks Cole 2
- Browcom Group Plc. 1
- Brown & Bibby 1
- Brown & Co. 1
- Brown Watson 4
- Brown Watson Ltd 1
- Brown Wells & Jacobs Ltd. 1
- Brown, Son & Ferguson Ltd. 4
- Browndeer Press 1
- Browne and Nolan Ltd. 1
- Brownsword Books 1
- Bruce & Gawthorn Limited 1
- Bruce Main-Smith & Co. Ltd. 2
- Bruno Cassirer 1
- Brunot-Labbe 1
- Buchebroc Press 1
- Buckingham Press 1
- Budget Print & Design 1
- Bullfinch Publications 2
- Bundesamt Fur Naturschutz 1
- Burke 5
- Burke Books 1
- Burke Publishing Company Ltd. 6
- Burleigh Dodds Science Publishing Limited 1
- Burlington Publishing Company Limited 1
- Burnett Books 1
- Burns & Oates 4
- Bus Enthusiast Publishing Company 2
- Buschlen Mowatt 1
- Butterworth & Co. (publishers) Ltd 1
- Butterworth Architecture 1
- Butterworth-Heinemann Ltd. 1
- Butterworths 6
- Butterworths Scientific Publications 1
- C G Jefford 1
- C. & J. Temple Ltd. 1
- C. Arthur Pearson Ltd. 8
- C. Combridge 1
- C. Cooke 1
- C. Davis 1
- C. Dilly, In The Poultry 2
- C. Stalker 2
- C. Struik 2
- C. Tilt and Simpkin and Co. 2
- C. Titcombe 1
- C.A. Kaemmerer 1
- C.A. Kochs 1
- C.A. Publications Ltd. 7
- C.A. Publications, Ltd. 2
- C.A. Reitzels 1
- C.F. Braun & Co. 1
- C.I. Thomas 1
- C.S.S.M. 1
- C.W. Faulkner & Co. Ltd. 1
- C&o Historical Society 1
- Cabi 1
- Cabi International 1
- Cabi Publishing 2
- Cadell & Davies 2
- Caerwent Historic Trust 1
- Calder Walker Associates 1
- Calla Editions 1
- Cambrian Archaeological Association 13
- Cambrian Ornithological Society 1
- Cambridge Scholars Press Ltd. 1
- Cambridge University Press 104
- Camden Miniature Steam Services 1
- Cameron May 1
- Camps & Tours Union 1
- Canadian National Railways 1
- Candle Books 1
- Candlewick Press 2
- Canongate 2
- Canongate Books Ltd 1
- Canongate Press 1