The restrictions and limitations applied to the reproduction of certain holdings are based on existing legislation – the Copyright Act – or on measures endeavouring to preserve the integrity and good use of library holdings. The reproduction of works not belonging to public domain, i.e. subject to copyright, will only be possible when no profit is to be made of them and they are to be used for research purposes (Intellectual Property Law, 7 July 2006). The SANCHO EL SABIO FOUNDATION accepts no responsibility for any potential wrongful use made of reproductions legally protected by copyright.