The Musée d’Art et d’Histoire heads the association for all art and historical museums in the city of Geneva, the Musées d'Art et d'Histoire.[4] The other museums in this group are the Cabinet des Estampes (graphics), the Musée Ariana (porcelain), the Musée Rath (special exhibitions), the Maison Tavel (history of Geneva), and the Musée de l'Horlogerie et de l'Émaillerie (timepieces and enamels). The group also includes an art restoration studio, research laboratories, and an art and archaeology library with 400,000 books.