Publishers
- Richard Phillips 1
- Richard Sadler 1
- Richard Sadler Ltd. 2
- Richard Stenlake 1
- Richard Tilling 4
- Rider & Co. 1
- Rihan. CC 1
- Rijksmuseum Amsterdam 1
- Rila 2
- Riley Motors Limited 2
- Rily Publications Ltd 1
- RINA Ltd 1
- Ringpress Books 15
- Ripley Entertainment Inc. 1
- Riverrun 1
- Rixon Groove 1
- Rizzoli International Publications 1
- Roadliner Transport Books 2
- Rob Blann 1
- Robert Bentley Inc. 1
- Robert Culley 2
- Robert Frederick Ltd. 2
- Robert Gosling 2
- Robert Grant & Son 1
- Robert Griffith 1
- Robert Hale 17
- Robert Hale & Company 1
- Robert Hale Limited 12
- Robert Jennings 1
- Robert Maclehose And Co. Ltd 1
- Robert Pooley Ltd. 1
- Robert Saunderson 2
- Robert Schwandl 1
- Robert Scott 1
- Robert Stodart 1
- Robert Tyas 1
- Roberts 3
- Roberts Brothers 2
- Robertson & Mullens Ltd. 1
- Robin Brass Studio 1
- Robin Hood Publishing 1
- Robin Smith 1
- Robinson Publishing 1
- Robson And Clarke 2
- Robson Books 7
- Rochester Press 1
- Rocking Books 1
- Rockliff 1
- Rod Coleman 1
- Roffey And Clark Ltd. 1
- Roger Gordon 1
- Roger Lindsay 1
- Roger Schlesinger 1
- Roli Books 1
- Rolls-Royce Enthusiasts' club 1
- Rolls-Royce Heritage Trust 2
- Rompdown Ltd 3
- Rompford Publications 1
- Ron Jones Publications 2
- Rosenberg 1
- Rossall Archives 1
- Roundhouse Books 1
- Roundoak Publishing 3
- Routledge 21
- Routledge & Kegan Paul 18
- Routledge & Kegan Paul Ltd 4
- Routledge, Warne, And Routledge 2
- Royal Academy of Arts 5
- Royal Air Force Benevolent Fund Enterprises 4
- Royal Air Force Historical Society 1
- Royal Botanic Garden Edinburgh 2
- Royal Botanic Gardens 4
- Royal Collection Enterprises Ltd 1
- Royal Commission On The Historical Monuments Of England 7
- Royal Dublin Society 4
- Royal Geographical Society 1
- Royal Horticultural society 1
- Royal Irish Academy 4
- Royal Mint 1
- Royal Naval Museum 1
- Royal Society Of Chemistry 1
- Royal United Service Institution 4
- Ruch Ltd Ab 1
- Rudd & Co. 1
- Rudge Whitworth Ltd. 1
- Rudgen Services 1
- Rudolf Muller 1
- Rudolf Steiner 1
- Running Press 1
- Runnymede Malthouse Publishing 2
- Runpast Publishing 2
- Rupert Hart-Davis 3
- Rush & Warwick 1
- Rutgers University Press 3
- Rutland County Museum 1
- Rutten & Loening Berlag 1
- Ryelands 1
- Rylee Ltd. 1
- Rzm Publishing 1