Under pressure, Pa. prisons repeal restrictive book policy
Previously, the DOC had limited book orders to a catalog of 8,500 e-books that was plagued by high prices and vast gaps in its coverage, and to requests placed on kiosks within the prison system that turned out to be inadequate to the task.
http://www2.philly.com/philly/news/pennsylvania-book-ban-doc-books-through-bars-wetzel-20181102.html