Union Catalog K10plus

The K10plus union catalog is a database that provides access to the holdings of scientific libraries at universities, colleges, and research institutes in 10 German federal states:

• Baden-Württemberg
• Bremen
• Hamburg
• Mecklenburg-Western Pomerania
• Lower Saxony
• Saarland
• Saxony
• Saxony-Anhalt
• Schleswig-Holstein
• Thuringia

The Berlin State Library (Staatsbibliothek zu Berlin) is also involved.