It is a public library and they are already putting it out a display open to the public (instead of keeping it in records in the back.) They are also making available other Milton stuff they have on hand such as a 1st edition of Paradise Lost.

Free Library of Philadelphia's Parkway Central branch 1901 Vine St., Philadelphia, PA 19103 Shakespeare First Folio on Display Monday, Sept. 16, through Saturday, Oct. 19

Source: https://www.phillyvoice.com/free-library-display-shakespeare...