Publishers
- Hughes Griffin Press 2
- Hull City Museums 2
- Hull Museum 1
- Hulton Press 2
- Hulton Press Ltd. 6
- Humana Press 1
- Humber Paddle Steamer Group 1
- Humboldt Books 1
- Humphrey Milford 134
- Humphrey Toulmin 1
- Hungarian Technical Publishers 1
- Hunkydory Designs 1
- Hurst 1
- Hurst & Blackett 2
- Hurst & Blackett Ltd. 2
- Hurst & Co 1
- Hurtwood Press 1
- Hutchinson 19
- Hutchinson & Co. 10
- Hutchinson & Co. Ltd 22
- Hutchinson Australia 1
- Hutchinson Children's Books 6
- Hutchinson Education 1
- Hutchinson Junior Books 1
- Hutchinson Junior Books Ltd 2
- Hutchinson of London 7
- Hutchinson's Books for Young People 10
- Hutchinson's Scientific And Technical Publications 1
- Hyperion 1
- Hythe Borough Council 1