Format
Book
262,533
eBook
259,216
Electronic
145,945
Microfilm
40,155
Video
36,633
Map
18,752
Unknown
11,540
Serial
7,810
CD
6,403
Text
4,666
Musical Score
4,385
Record
4,242
Journal
2,559
DVD
2,165
VHS
1,042
Audio
788
Photo
672
Software
664
Manuscript
263
Image
259
Slide
186
StillImage
141
Cassette
115
Still Image
33
Blu-ray Disc
24
Kit
19
Text; Still Image
19
Brochure
17
Sensor Image
16
Physical Object
13
Newspaper
11
Book Chapter
10
Other
8
Braille
2
Article
1
Globe
1
StillImage; Text
1
Type
1
speeches
1
text
1