Genre
Biographies
201
Biography
187
History
144
Conference papers and proceedings
50
Congresses
49
Early works to 1800
30
Autobiographies
22
Popular works
18
Catalogs
17
Correspondence
14
Personal correspondence
14
Bibliographies
12
Early works
9
Exhibitions
9
Sources
9
Bibliography
8
Encyclopedias
8
Exhibition catalogs
8
Illustrated works
8
Pictorial works
7
Festschriften
5
Miscellanea
5
Academic theses
4
Bio-bibliography
4
Case studies
4
Diaries
4
Folklore
4
Trivia and miscellanea
4
Chronologies
3
Chronology
3
Classification
3
Collected Correspondence
3
Dictionaries
3
Essays
3
Interviews
3
Maps
3
Pre-Linnean works
3
Anecdotes
2
Archives
2
Atlas
2
Atlases
2
Creative nonfiction
2
Directories
2
Early works to 1900
2
Field guides
2
Guidebooks
2
Identification
2
Illustrations
2
Informational works
2
Pictures
2
more ...