Genre
- Biography 691 Treffer
- Congresses 680 Treffer
- Periodicals 622 Treffer
- Maps 332 Treffer
- Juvenile literature 235 Treffer
- Folklore 223 Treffer
- Guidebooks 207 Treffer
- Pictorial works 157 Treffer
- Handbooks, manuals, etc 141 Treffer
- Cross-cultural studies 124 Treffer
- Statistics 111 Treffer
- Case studies 109 Treffer
- Anecdotes 88 Treffer
- Encyclopedias 73 Treffer
- Problems, exercises, etc 72 Treffer
- Exhibitions 61 Treffer
- Bibliography 60 Treffer
- Early works to 1800 43 Treffer
- Catalogs 42 Treffer
- Directories 40 Treffer
- Dictionaries 39 Treffer
- Textbooks 38 Treffer
- Diaries 35 Treffer
- Legends 29 Treffer
- Humor 20 Treffer
- Rules 20 Treffer
- Texts 20 Treffer
- Bathymetric maps 18 Treffer
- Interviews 17 Treffer
- Maps, Topographic 14 Treffer
- Miscellanea 13 Treffer
- Caricatures and cartoons 12 Treffer
- Genealogy 12 Treffer
- Charts, diagrams, etc 11 Treffer
- Portraits 11 Treffer
- Observations 10 Treffer
- Sources 10 Treffer
- Correspondence 9 Treffer
- Early accounts to 1600 9 Treffer
- Gazetteers 9 Treffer
- Chronology 7 Treffer
- Facsimiles 7 Treffer
- Popular works 7 Treffer
- In art 6 Treffer
- Curricula 5 Treffer
- Drama 5 Treffer
- Indexes 5 Treffer
- Juvenile fiction 5 Treffer
- Maps, Tourist 5 Treffer
- Travel 5 Treffer mehr …