Unique collections, such as the speeches and the dictionaries of the Royal Spanish Academy, a collection of Don Quixote with more than 50 copies, first editions dedicated by their authors, old books, the earliest one dating from the 16th century, and periodical publications on a range of topics comprise a great library with almost 100,000 volumes (around 60,000 monographs and some 40,000 copies of periodical publications).
You may consult the specialized library of the Foundation at the catalogue of the Network of Public Libraries of Galicia:
Network of Public Libraries