Subscription and free eBook collections.

eBook Collections (require CTX login)

Over 180,000+ eBooks published by university, academic, and professional publishers. This is our primary eBook collection.

30+ titles on important topics in education

Free eBooks (available freely on the Internet)

Downloadable, free audio books from the public domain.

Over 1,594 historical and modern children's books in 38 languages

Primary materials published before 1924 about the history and culture of the American South

Over 3,000 eBooks from the National Academies Press (NAP)

Over 25,000 eBooks sponsored by the Penn Library

Over 1,450 titles related to individual liberty, free markets, and limited government

Over 20,000 eBooks (the first and largest free e-book collection)