Genre
Congresses
154
Periodicals
116
Bibliography
107
Sources
33
Tables
32
Biography
29
Dictionaries
27
Catalogs
20
Classification
20
Early works to 1800
17
Maps
13
Correspondence
12
Controversial literature
9
Textbooks for foreign speakers
8
Folklore
6
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
Indexes
3
Popular Works
3
Popular works
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
Readers
2
Statistics
2
Translations into Russian
2
Abbreviations of titles
1
Calendars
1
Case studies
1
Catalogs and collections
1
more ...