PLRE.Folger

PLRE.Folger, a project of the Folger Shakespeare Library, complements the printed volumes of Private Libraries in Renaissance England (PLRE), an ongoing editorial project that has published seven volumes since 1992.

Three searchable databases are available on this site:

Books, which contains all the information entered in PLRE
Names, which is designed to assist in searching Books
Owners, which is designed to assist in searching Books

via PLRE.Folger.