Bucks County Free Library, Doylestown Branch 150 S Pine St, Doylestown, PA18901 Bucks County owns and operates most of the public libraries across the county, including the "library center" in…More Doylestown. The first library in Doylestown, named for Melinda Cox, opened in 1916 in what is now the county controller's office building. In 1988, the Cox library joined the county library adminstration offices at the new library center built on the grounds of what used to be the Bucks County Prison on Pine Street. Today, the library holds a wide range of materials, including books on cassette and CD, as well as videos and DVDs. Search the library's catalog online any time at www.buckslib.org.