Genre
Sources
172
Periodicals
48
Biography
38
Early works to 1800
29
Newspapers
15
Controversial literature
11
Case studies
8
Incunabula
7
Pamphlets
7
Art
4
Bibliography
3
Catalogs
3
Apologetic works
2
Cases
2
Commentaries
2
Congresses
2
Folklore
2
Instruction and study
2
Reviews
2
Songs and music
2
Statistics
2
Treaties
2
Bio-bibliography
1
Biobibliography
1
Cross-cultural studies
1
Designs and plans
1
Dictionaries
1
Electronic books
1
Executive agreements
1
Exhibitions
1
Illustrations
1
Legends
1
Maps
1
Paraphrases, Latin
1
Pictorial works
1
Portraits
1
Prayers
1
Problems, exercises, etc
1
Texts
1
Thematic catalogs
1
Translations into German
1