Fast Facts about Columbia University Libraries
- 11.9 million volumes
- 167,884 current serial subscriptions
- 6,420,227 microforms
- 12 miles of manuscripts and 500,000 rare books
- 179,457 videos, DVDs, CDs, sound recordings
- 170,156 government documents
- 4.0 million people visit the Libraries per year
- 156 librarians
- 357 administrative & support staff
- 300-400 part-time student employees per year
- 22 Columbia and affiliated libraries
- 246 miles of books and other items
- 31,000 items checked out per month
- 30,000 items renewed per month
- 247,000 items added to the collections per year
- 144,132 questions answered at service desks or via e-mail
- 7,800,000 titles listed in CLIO, the Libraries' online catalog
- 70,800,575 hits on the Libraries website per year
- 395,208 hits on e-reserves per year
- 1,600 library workshops, classes or tours offered per year
- 1,355 databases
- 102,429 e-journals
- 1,289,132 e-books
- 1,000,000+ e-images
