A lot of that is a myth, or if you like, let us never forget that the Muslims practiced the systematic destruction of any and all literature that they considered to be blasphemous, which would have included a vast amount of Iberian illuminated...
This site is run by Ivar at in Santiago de Compostela.
This site participates in the Amazon Affiliate program, designed to provide a means for Ivar to earn fees by linking to Amazon