Genre
- Biography 691 canlyniadau
- Congresses 680 canlyniadau
- Periodicals 622 canlyniadau
- Maps 332 canlyniadau
- Juvenile literature 235 canlyniadau
- Folklore 223 canlyniadau
- Guidebooks 207 canlyniadau
- Pictorial works 157 canlyniadau
- Handbooks, manuals, etc 142 canlyniadau
- Cross-cultural studies 124 canlyniadau
- Statistics 111 canlyniadau
- Case studies 109 canlyniadau
- Anecdotes 88 canlyniadau
- Encyclopedias 73 canlyniadau
- Problems, exercises, etc 72 canlyniadau
- Exhibitions 61 canlyniadau
- Bibliography 60 canlyniadau
- Early works to 1800 43 canlyniadau
- Catalogs 42 canlyniadau
- Directories 40 canlyniadau
- Dictionaries 39 canlyniadau
- Textbooks 38 canlyniadau
- Diaries 35 canlyniadau
- Legends 29 canlyniadau
- Humor 20 canlyniadau
- Rules 20 canlyniadau
- Texts 20 canlyniadau
- Bathymetric maps 18 canlyniadau
- Interviews 17 canlyniadau
- Maps, Topographic 14 canlyniadau
- Miscellanea 13 canlyniadau
- Caricatures and cartoons 12 canlyniadau
- Genealogy 12 canlyniadau
- Charts, diagrams, etc 11 canlyniadau
- Portraits 11 canlyniadau
- Observations 10 canlyniadau
- Sources 10 canlyniadau
- Correspondence 9 canlyniadau
- Early accounts to 1600 9 canlyniadau
- Gazetteers 9 canlyniadau
- Chronology 7 canlyniadau
- Facsimiles 7 canlyniadau
- Popular works 7 canlyniadau
- In art 6 canlyniadau
- Curricula 5 canlyniadau
- Drama 5 canlyniadau
- Indexes 5 canlyniadau
- Juvenile fiction 5 canlyniadau
- Maps, Tourist 5 canlyniadau
- Travel 5 canlyniadau rhagor...