Book 315,527 eBook 112,121 Microform 18,421 Government Document 8,632 Video 6,974 Journal 4,423 Thesis 2,595 Conference Proceeding 2,416 DVD 2,343 Serial 1,699 VHS 1,135 Audio 813 CD 793 Musical Score 772 Manuscript 678 Map 604 Database 287 Newspaper 284 Blu-ray Disc 227 Software 208 Photo 162 Kit 161 Book Chapter 158 Cassette 67 Electronic 48 Slide 17 Physical Object 16 Unknown 14 Reference Material 7 Braille 2 Globe 1