| All | |
| Animals & Birds | 103 |
| Anthropology | 11 |
| Antiques & Collectibles | 48 |
| Archaeology | 13 |
| Architecture | 62 |
| Arctic & Antarctic | 5 |
| Art & Design | 127 |
| Automobiles & Vehicles | 57 |
| Aviation | 31 |
| Biograph & Autobiography | 2 |
| Biography & Autobiography | 42 |
| Books for Writers | 6 |
| Books on Books | 17 |
| Business, Finance & Marketing | 23 |
| Children | 32 |
| Comics & Graphic Novels | 8 |
| Computers & Internet | 1 |
| Cooking, Wine & Dining | 91 |
| Crafts & Hobbies | 136 |
| Dance | 11 |
| Economics | 13 |
| Education | 49 |
| Engineering, Industrial, Trade | 39 |
| Environment & Ecology | 62 |
| Exploration | 11 |
| Family & Relationships | 4 |
| Farming & Rural Life | 128 |
| Fashion, Fabrics & Style | 28 |
| Fiction | 53 |
| Film, Radio & Television | 31 |
| Fishing & Hunting | 17 |
| Games & Gaming | 1 |
| Gardening | 127 |
| Genealogy & Local History | 33 |
| Geography & Maps | 10 |
| Geology | 8 |
| Groups, Clubs & Associations | 5 |
| History | 303 |
| Holidays & Special Occasions | 1 |
| Home Decorating & Repair | 29 |
| Humour | 5 |
| Indigenous Cultures | 56 |
| Language & Linguistics | 13 |
| Law & Criminal Studies | 31 |
| Literature & Literary | 9 |
| Magic, Paranormal & Occult | 1 |
| Mathematics | 3 |
| Medicine & Health | 116 |
| Military & Warfare | 207 |
| Mountaineering | 16 |
| Music | 30 |
| Music Sheets & Scores | 8 |
| Myths, Legends & Folklore | 3 |
| Natural History & Resources | 130 |
| New Age & Alternative | 37 |
| Parenting & Childcare | 4 |
| Philosophy | 6 |
| Photography | 39 |
| Poetry | 20 |
| Politics & Government | 62 |
| Psychology & Psychiatry | 13 |
| Railways | 21 |
| Religion & Theology | 57 |
| Science & Technology | 30 |
| Self Help & Motivation | 9 |
| Sexuality & Gender | 8 |
| Ships & the Sea | 114 |
| Sociology & Culture | 16 |
| Sports & Pastimes | 139 |
| Theatre & Plays | 17 |
| Travel & Places | 56 |
| True Crime | 27 |