Жанр
Statistics
16,480
Periodicals
7,170
Photographs
3,552
Census, 1990
2,415
Census data
2,165
Census, 1980
2,023
Census, 20th, 1980
1,410
History
1,341
Maps
1,203
Electronic books
1,039
Congresses
1,025
Radio news programs
925
Census
770
Census, 19th, 1970
737
Conference papers and proceedings
728
Case studies
552
Census, 2000
493
Databases
488
Bibliography
486
Designs and plans
410
Legislative hearings
405
Statistiques
354
Academic theses
307
Handbooks, manuals, etc
245
Census, 1970
243
Census, 2010
234
Bibliographies
226
Architectural drawings
212
Census, 2001
194
Census, 2011
185
Pictorial works
179
CD-ROMs
167
Legislative materials
163
Government publications
158
Directories
150
Handbooks and manuals
149
Census, 1960
139
Documentary films
139
Thèses et écrits académiques
137
Statutes and codes
135
Exhibitions
133
Census, 22nd, 2000
132
Posters
128
Archives
122
Census, 1991
113
DVD-Video discs
112
Catalogs
103
Video recordings
101
Dictionaries
100
Interviews
95
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