One important part of the museum complex is the Rogerio Casas-Alatriste H. Library, named after the first director. It is dedicated to Mayer's book collection most of which were bought to research pieces which Mayer had bought or was interested in. The library is in the cloister area, containing with over 14,000 volumes, which includes 800 different editions of Don Quixote and the Chronicles of Nuremberg, edited in 1493. The interior of the library is a Classical design with shelving made of cedar to protect the books. The wood floor of the library was that of the Mayer's original house as well as the terrarium and the candelabra .