Genre
History
2,261
Legislative hearings
2,078
Legislative materials
1,239
Biography
634
Congresses
615
Documentary films
521
Conference papers and proceedings
455
Biographies
439
Criticism, interpretation, etc
374
Case studies
256
Handbooks, manuals, etc
240
Periodicals
233
Nonfiction films
146
Handbooks and manuals
141
Early works to 1800
139
Documentary television programs
138
Identification
134
Field guides
131
Maps
118
Juvenile literature
107
Academic theses
90
Legislative histories
84
Short films
79
Television news programs
76
Pictorial works
75
Church history
68
Fiction
65
dissertations
62
Educational films
60
Guidebooks
55
Sources
54
Textbooks
52
Environmental films
50
Feature films
47
Nonfiction television programs
47
collective biographies
47
handbooks
47
proceedings (reports)
47
Bibliography
44
Classification
44
Cases
42
Anecdotes
38
Instructional films
38
Encyclopedias
36
Records and briefs
36
Trials, litigation, etc
36
Popular works
35
e-books
33
Environmental impact statements
31
Autobiographies
30
more ...