Genre
Legislative hearings
107
Legislative materials
75
Bibliographies
67
Periodicals
64
Handbooks and manuals
36
Statutes and codes
30
Statistics
17
Maps
11
Tables (Data)
4
Academic theses
3
Calendars
2
Conference papers and proceedings
2
Directories
2
Instructional television programs
2
Trivia and miscellanea
2
Census data
1
Chronologies
1
Congresses
1
Documentary television programs
1
Internet videos
1
Programmed instructional materials
1
Registers (Lists)
1
Rules and practice
1
Television lectures
1