Genre
Legislative hearings
11,673
Statistics
6,805
Legislative materials
6,723
Biographies
4,422
Handbooks and manuals
4,140
Treaties
2,274
Technical reports
2,228
Conference papers and proceedings
1,900
Statutes and codes
1,618
Autobiographies
1,146
Case studies
1,084
Bibliographies
1,023
Congresses
829
Census data
549
Directories
502
Catalogs
463
Literature
376
Dictionaries
373
Sources
287
Maps
268
Electronic government information
259
Personal correspondence
255
Vital statistics
250
Databases
247
Illustrated works
241
Personal narratives
221
Interviews
193
Exhibition catalogs
191
Encyclopedias
188
Longitudinal studies
184
Trivia and miscellanea
181
Examinations
172
Study guides
162
Cases
141
Records (Documents)
115
Problems and exercises
101
Blank forms
100
Anecdotes
92
Commercial treaties
91
Correspondence
89
Guidebooks
89
Picture books
86
Abstracts
85
Diaries
81
Comics (Graphic works)
80
Graphic novels
80
Classification
78
Rules and practice
78
Patents
71
Tables (Data)
71
more ...