Genre
Statistics
1,270
Census data
333
Periodicals
265
Handbooks and manuals
230
Conference papers and proceedings
125
Databases
92
Technical reports
91
Biographies
83
Congresses
49
Catalogs
46
Bibliographies
45
Sound recordings
41
Dictionaries
30
Directories
28
Maps
26
Academic theses
22
Autobiographies
20
Census, 2000
17
Census, 1990
16
Serial publications
14
Case studies
11
Data dictionaries
10
Lectures
9
Pictures
9
Speeches
9
Speaches
8
Annual reports
7
Census
7
Family histories
7
Songs
7
Music
6
Posters
6
Vital statistics
6
Abstracts
5
Activity books
5
Indexes
5
Popular music
5
Tables (Data)
5
Graphs
4
Literature
4
Newsletters
4
Personal correspondence
4
Trivia and miscellanea
4
Video recordings
4
Census, 1980
3
Classification
3
Code numbers
3
Conversion tables
3
Folk music
3
Interviews
3
more ...