This digital resource serves as a comprehensive bibliographic index for printed works held by the Bodleian Library. The Bodleian Library, as a premier research institution, compiled this catalog to provide scholars and researchers with a searchable record of European language publications acquired prior to 1989 that were printed before 1920. The framework of the work is designed to facilitate archival research and historical inquiry into the library's extensive collection.

Researchers and librarians view this catalog as a foundational tool for navigating the historical holdings of the Bodleian. Experts note that while the digital format provides significant utility for remote access, the scope is strictly defined by the library's specific acquisition history.