Genre
Instructional films
171
Handbooks, manuals, etc
124
Handbooks and manuals
83
Educational films
72
Film excerpts
69
Atlases
67
Case studies
62
Periodicals
55
Congresses
44
Filmed lectures
42
Legislative hearings
37
Nonfiction films
37
handbooks
36
Classification
34
atlases
34
Handbook
29
Atlas
28
Conference papers and proceedings
27
Legislative materials
27
Scientific atlases
27
Guides et manuels
24
Television news programs
24
Case Reports
23
Statistics
22
Film clips
20
Popular works
16
manuals (instructional materials)
16
History
15
Documentary films
14
proceedings (reports)
14
Interviews
13
Early works to 1800
12
Documentary television programs
11
Congress
10
Filmed interviews
10
Lectures
10
dissertations
9
Academic theses
8
Electronic book
8
Methods (Music)
8
Examinations, questions, etc
7
Short films
7
Handbooks
6
Examinations
5
Miscellanea
5
Popular Works
5
Problems and Exercises
5
Problems, exercises, etc
5
Cross-cultural studies
4
Educational television programs
4
more ...