 If true, this would also support an Italian origin.Other researchers argue that the Spanish version came first; regarding both the translator's note, and the Spanish preface's claims of an Italian source, as fabrications intended to boost the work's credibility by linking it to the Papal libraries.These scholars note parallels with a series of Morisco forgeries, the Lead Books of Sacromonte, dating from the 1590s; or otherwise with Morisco reworkings of Christian and Islamic traditions, produced following the expulsion of the Moriscos from Spain.