Publishers
- D. & W. Gibbs Ltd. 1
- D. Appleton & Company 3
- D. Appleton And Company 2
- D. Bradford Barton 9
- D. Brown & Sons Limited 27
- D. Mortimore 1
- D. Reidel Publishing Company 9
- D. Van Nostrand 4
- D. Wyllie & Son 1
- D.A.P. Distributed Art Publishers Inc. 1
- D.Brown & Sons Ltd. 1
- D.C. Thomson & Co Ltd. 132
- D.K. & M.N. Sandford 1
- D.L.M.S. 1
- D.V. Publications Ltd. 10
- Da Capo Press 2
- Daily Express 325
- Daily Graphic 1
- Daily Herald 2
- Daily Mail 4
- Daily Mirror 16
- Daily Post 1
- Daily Sketch & Sunday Graphic Ltd. 6
- Daimler-Benz 1
- Dakini Media Ltd 1
- Daldy, Isbister & Co. 1
- Dalen 1
- Dalesman Publishing Company Ltd. 2
- Dalton Watson 9
- Dalton Watson Fine Books 2
- Dana Estes & Company 1
- Daniel O'Connor 3
- Danny Books 1
- Dargaud 1
- Dargaud Editeur 1
- Dartmoor Preservation Association 1
- Darton & Co. 2
- Darton And Clark 1
- Darton And Harvey 1
- David & Charles 130
- David A.H. Grayling 1
- David Bennett Books 3
- David Bennett Books Ltd. 3
- David Bridge & Co. Ltd. 1
- David Bull Publishing 1
- David C. Cook Publishing Co. 1
- David Douglas 1
- David Fickling Books 4
- David Harris 1
- David J. Hopkin 1
- David Leader 1
- David McKay 1
- David McKay Company 9
- David Nutt 14
- David Ogilvy 1
- David R. Godine 1
- David Schutte 9
- David W. Edgington 1
- David Welch 1
- David Weston Publications 1
- Dawson Publications 1
- Dawsons Of Pall Mall 1
- Day & Son 1
- Day And Son Limited 1
- DBI Books Inc. 1
- De Walburg Pers 1
- De Wolfe-Fiske & Co. 1
- Dean 4
- Dean & Son 5
- Dean & Son Ltd. 121
- Dean Batchelor Publications 1
- Dean's Rag Book Co. Ltd. 21
- Dean's Rag Books 2
- Deans International Publishing 1
- Debecourt 1
- Debrett's Peerage Ltd. 1
- Defiant Publications 1
- Deighton, Bell And Co. 1
- Delacorte Press 3
- Delaware Museum Of Natural History 1
- Delittle, Fenwick & Co. 1
- Delius Klasing Verlag 1
- Delprado Publishers 3
- Dempsey Parr 3
- Denis Archer 1
- Dennis Dobson 31
- Dennis Dobson Books Ltd. 3
- Dennis Dobson Ltd. 25
- Denver Museum Of Natural History 1
- Department Of Harbours And Marine, Brisbane 1
- Department Of Mines 1
- Department Of The Army 1
- Derbyshire Archaeological Society 1
- Derbyshire Record Society 3
- Derek Foxton 1
- Deryk Wills 1
- Desclee De Brouwer 1
- Desclee, De Brouwer and Co. 1
- Desert Publications 1
- Desmond Fizgerald, Inc 1