The dataset is derived from the data aggregated by The European Library. It is comprised of all the aggregated data that is made openly available by the data providing libraries...

The European Library API v2.0 offers access to the bibliographic and digital collections from Europe's national and research libraries as presented in the portal. The API...

The RLUK Database is an established Union Catalogue provided by Research Libraries UK. This is a subset of the RLUK database comprising nearly 20 million bibliographic records...