Genre
- Biography 326 Treffer
- Congresses 210 Treffer
- Periodicals 135 Treffer
- Bibliography 92 Treffer
- Interviews 52 Treffer
- Translations into English 52 Treffer
- Early works to 1800 43 Treffer
- Handbooks, manuals, etc 38 Treffer
- Film adaptations 28 Treffer
- Sources 27 Treffer
- Correspondence 25 Treffer
- Juvenile literature 24 Treffer
- Poetry 22 Treffer
- Adaptations 19 Treffer
- Bio-bibliography 18 Treffer
- Reviews 17 Treffer
- Criticism and interpretation 15 Treffer
- Folklore 12 Treffer
- Catalogs 11 Treffer
- Dictionaries 11 Treffer
- Fiction 11 Treffer
- Drama 10 Treffer
- Exhibitions 10 Treffer
- History and criticism 10 Treffer
- Illustrations 9 Treffer
- Personal narratives 9 Treffer
- Book reviews 7 Treffer
- Songs and music 7 Treffer
- Problems, exercises, etc 6 Treffer
- Texts 6 Treffer
- Case studies 5 Treffer
- Comic books, strips, etc 4 Treffer
- Controversial literature 4 Treffer
- Encyclopedias 4 Treffer
- Legends 4 Treffer
- Literary collections 4 Treffer
- Miscellanea 4 Treffer
- Music 4 Treffer
- Aids and devices 3 Treffer
- Anecdotes 3 Treffer
- Caricatures and cartoons 3 Treffer
- Chronology 3 Treffer
- Diaries 3 Treffer
- Facsimiles 3 Treffer
- Guidebooks 3 Treffer
- Historiography 3 Treffer
- Humor 3 Treffer
- In literature 3 Treffer
- Pictorial works 3 Treffer
- Portraits 3 Treffer mehr …