Format
Book
1,016,607
Musical Score
451,653
Audio
299,207
Manuscript
65,443
Electronic
31,162
Unknown
17,092
Thesis
13,205
Kit
12,493
Conference Proceeding
11,599
Journal
9,778
Serial
9,645
Newspaper
1,329
Government Document
1,283
Book Chapter
1,083
Reference Material
975
Photo
700
Map
666
Physical Object
134
Article
49