The Andorra National Library (Catalan: 'Biblioteca Nacional d'Andorra') was originally founded in 1930, then re-opened in 1974. It is housed in Casa Bauró, an old manor house in the Andorran capital, Andorra la Vella. Amongst other functions, it is the legal deposit and copyright library for Andorra.
The website, in Catalan, is 
The Wikipedia page is