Publishers
- The English Westerners' Society 15
- The Epworth Press 24
- The Estates Gazette Ltd. 1
- The Fairground Association Of Great Britain 1
- The Fairytale Company 1
- The Falcon Press 2
- The Featherstone Press Ltd. 2
- The Federation Of Old Cornwall Societies 6
- The Field & Queen (horace Cox) Ltd. 1
- The Field Press Ltd. 1
- The Fifth Division Benevolent Fund 1
- The Fitzponce Press 1
- The Five Mile Press 1
- The Fleetway House 13
- The Fly Fisher's Classic Library 1
- The Flyfisher's Classic Library 1
- The Forces Press 1
- The Forest Bookshop 1
- The Forest Of Belfast 2
- The Foundation Press 1
- The Frampton On Severn Village Hall Management Committee 2
- The Francis Frith Collection 1
- The Free Press 1
- The Friday Press 1
- The Friends Of Ripon Cathedral 1
- The Game Conservancy 1
- The Gawthorn Press Limited 1
- The Geological Society 1
- The Geological Society of Glasgow 1
- The Geologists' association 2
- The Girl's Own Paper Office 4
- The Glamorgan Heritage Coast Joint Management And Advisory Committee 1
- The Glendale Press Ltd. 1
- The Golden Cockerel Press 2
- The Governors Of The Leys School 1
- The Gower Society 2
- The Grant Educational Co. Ltd. 3
- The Greater World 1
- The Greenwich Bookshop 1
- The Gresham Publishing Company Ltd. 1
- The Guildford Press 1
- The Gun Room Press 1
- The Hague 1
- The Haileybury Society 1
- The Hakluyt Society 1
- The Hamlyn Publishing Group 2
- The Hamlyn Publishing Group Ltd. 1
- The Hampshire Bookshop 1
- The Harborough Publishing Co. Ltd. 1
- The Harcourt Press 1
- The Harvill Press 4
- The Hawthorn Press 5
- The Headquarters Of The Regiment 1
- The Herald Press 1
- The Herbert Press 2
- The Heritage Press 2
- The Hill Farm 1
- The History Press 25
- The Hobnob Press 4
- The Hogarth Press 3
- The Holburne Museum, Bath 1
- The Holland Press 3
- The Home Library Book Company 4
- The Homeland Association 2
- The Honourable Society of Cymmrodorion 13
- The Hospitallers' Club Of Wales 1
- The Housman Society 1
- The Hudson River Museum 1
- The Hunt Botanical Library 1
- The Huntington Library 1
- The Ilford & District Historical Society 1
- The Imaginative Book Illustration Society 3
- The Independent Institue 1
- The Industrial Railway Society 10
- The Inkwell Press, New York 1
- The Institute of Biology 1
- The Institute Of Ceramics 1
- The Institute Of Electrical And Electronics Engineers Inc. 1
- The Institute Of Metals 1
- The Institute Of Plumbing 1
- The Institute Of Royal Engineers 1
- The Institution Of Chemical Engineers 1
- The Institution Of Mechanical Engineers 1
- The Institution Of Mining And Metallurgy 1
- The Institution Of Mining Engineers 1
- The Institution Of Structural Engineers 1
- The International Cultural Foundation Inc. 1
- The International Reptile Conservation Foundation 1
- The International Society For Mangrove Ecosystems 1
- The Interstate Printers And Publishers 1
- The Iowa State College Press 1
- The Iowa State University Press 1
- The Iron And Steel Institute 1
- The Iron And Steel Trades Confederation 1
- The J. Paul Getty Museum 1
- The Jacaranda Press 1
- The Japan Forum 1
- The Jewish Museum 1
- The John C. Winston Company 1
- The John Hopkins Press 1