The Digital Public Library of America (DPLA) has signed an agreement with Amazon Publishing to make 10,000 ebooks and audiobooks available to US libraries and their patrons, DPLA announced May 18. This marks the first time Amazon Publishing content will be made available to libraries. Titles can be licensed this summer through the DPLA Exchange via four lending models. Patrons can access the books through SimplyE, the open source e-reader app developed by New York Public Library.