LANDESBIBLIOTHEKSZENTRUM RHEINLAND-PFALZ (LBZ).

The article focuses on the renovation and upgrade of the rare magazine in the State Library Center Rheinland-Pfalz (LBZ) Koblenz, which included the installation of air conditioning and cleaning of rare volumes. It mentions that the exhibitions held at the Rheinische Landesbibliothek(RLB) Koblenz, showcasing cultural treasures from the library's collection, as well as the continuation of the "basic stock preservation" project at the Palatinate State Library (PLB) Speyer.