Genre
Bibliographies
1,096
Conference papers and proceedings
226
Handbooks and manuals
123
Catalogs
109
Biographies
58
Indexes
51
Directories
44
Case studies
37
Statistics
24
Reviews
20
Dictionaries
18
Classification
16
Literature
16
Congresses
15
Problems and exercises
15
Specimens
14
Databases
13
Maps
13
Book reviews
12
Periodicals
12
Abstracts
11
Rules
11
Union catalogs
11
Bibliography of bibliographies
10
Illustrated works
9
Plot summaries
9
Bio-bibliography
7
Encyclopedias
7
Autobiographies
6
Microform catalogs
6
Picture books
6
Reference works
6
Sources
6
Style manuals
6
Technical reports
6
Exhibition catalogs
5
Chronologies
4
Controlled vocabularies
4
Family histories
4
Festschriften
4
Fiction
4
Interviews
4
Software
4
Web archives
4
Imprints
3
Lectures
3
Personal narratives
3
Portraits
3
Quotations
3
Stories, plots, etc
3
more ...