Genre
Congresses
254
Biography
195
Periodicals
102
Bibliography
98
Sources
48
Classification
45
Dictionaries
39
Problems, exercises, etc
30
Handbooks, manuals, etc
23
Textbooks for foreign speakers
20
Terminology
18
Catalogs
16
Popular works
15
Maps
14
Bio-bibliography
12
Folklore
12
Correspondence
10
Guidebooks
10
Chronology
9
Early works to 1800
9
Fiction
9
Poetry
9
Texts
9
Atlases
8
Readers
8
Tables
8
Terms and phrases
8
Nomenclature
7
Personal narratives, Russian
7
Statistics
7
Observations
6
History
5
Abstracts
4
Case studies
4
Charts, diagrams, etc
4
Controversial literature
4
Literatures
4
Miscellanea
4
Diaries
3
Identification
3
Personal narratives
3
Périodiques
3
Bibliographies
2
Conversation and phrase books
2
Cross-cultural studies
2
Early works to 1900
2
Glossaries, vocabularies, etc
2
Laboratory manuals
2
Observers' manuals
2
Pictorial works
2
more ...