Genre
Biographies
268
Statistics
231
Handbooks and manuals
128
Census data
115
Catalogs
75
Autobiographies
71
Dictionaries
56
Conference papers and proceedings
45
Bibliographies
44
Technical reports
41
Congresses
28
Sources
20
Case studies
17
Directories
16
Census, 1990
15
Literature
15
Census, 2000
11
Databases
10
Family histories
10
Personal correspondence
7
Census
6
Encyclopedias
6
Illustrated works
6
Tables (Data)
6
Conversion tables
5
Diaries
5
Exhibition catalogs
5
Festschriften
5
Forecasts
5
Maps
5
Anecdotes
4
Genealogy
4
Personal narratives
4
Reference works
4
Trivia and miscellanea
4
Census, 1980
3
Chronologies
3
Classification
3
Correspondence
3
Picture books
3
Textbooks
3
Archives
2
CD-ROM catalogs
2
Calendars
2
Census, 1960
2
Census, 1970
2
Code numbers
2
Comics (Graphic works)
2
Geographic information systems
2
Graphic novels
2
more ...