Genre
Congresses
157
Periodicals
144
Bibliography
110
Tables
34
Sources
33
Biography
30
Dictionaries
27
Classification
22
Catalogs
21
Early works to 1800
18
Maps
14
Correspondence
12
Controversial literature
11
Textbooks for foreign speakers
8
Folklore
7
Bio-bibliography
5
Charts, diagrams, etc
5
Poetry
5
Terminology
5
Texts
5
Chronology
4
Facsimiles
4
Nomenclature
4
Observations
4
Périodiques
4
Songs and music
4
Abstracts
3
Ephemerides
3
Handbooks, manuals, etc
3
Identification
3
Indexes
3
Popular Works
3
Popular works
3
Readers
3
Statistics
3
Art and the war
2
Atlases
2
Biographies
2
Directories
2
Early works to 1850
2
Exhibitions
2
History
2
Laboratory manuals
2
Personal narratives, Russian
2
Photographs
2
Pre-Linnean works
2
Romances
2
Translations into Russian
2
Abbreviations of titles
1
Calendars
1
more ...