Genre
Handbooks and manuals
126
Maps
122
Legislative hearings
94
Periodicals
94
Statistics
88
Conference papers and proceedings
68
Bibliographies
52
Legislative materials
47
Technical reports
44
Databases
25
Case studies
23
Congresses
18
Dictionaries
9
Electronic government information
9
Treaties
8
Video recordings
8
Academic theses
7
Annual reports
6
Directories
6
Statutes and codes
6
Drawings
5
Serial publications
5
Bathymetric maps
3
Catalogs
3
Posters
3
Software
3
Abstracts
2
Gazetteers
2
Geographic information systems
2
Indexes
2
Laboratory manuals
2
Trivia and miscellanea
2
Autobiographies
1
Biographies
1
Classification
1
Electronic books
1
Electronic journals
1
Environmental impact statements
1
Examinations
1
Festschriften
1
Films for the hearing impaired
1
Government publications
1
History
1
Interactive multimedia
1
Literature
1
Reference works
1
Remote-sensing maps
1
Reviews
1
Surveys
1
Tables (Data)
1
more ...