Genre
Early works to 1800
227
History
140
Tables
99
Broadsides
86
Television news programs
58
Juvenile literature
30
Legislative hearings
30
Fiction
22
Juvenile works
21
Educational films
18
Handbooks, manuals, etc
17
Documentary television programs
14
Legislative materials
13
Conference papers and proceedings
11
Congresses
11
Early works
11
Poetry
11
Case studies
9
Juvenile fiction
9
Early works to 1900
8
Handbooks and manuals
8
Textbooks
7
Booksellers' advertisements
6
Documentary films
6
Problems, exercises, etc
6
Sources
6
Legislative histories
5
Short films
5
Statutes and codes
5
Tables (Data)
5
Anthologies
4
Children's television programs
4
Criticism, interpretation, etc
4
Educational television programs
4
Electronic books
4
Fiction television programs
4
Juvenile films
4
Maps
4
Personal correspondence
4
Picture books for children
4
Problems and exercises
4
Anecdotes
3
Children's films
3
Periodicals
3
Picture books
3
Publishers' advertisements
3
Records (Documents)
3
Satires
3
Songs and music
3
Statistics
3
more ...