In 1143 Robert of Ketton produced the first Latin translation of the Qur'an. This translation, extant in 24 manuscripts, was one of the main ways in which Latin European readers had access to the Muslim holy book. Yet it was not the only means of transmission of Quranic stories and concepts to the Latin world: there were other medieval translations into Latin of the Qur'an and of Christian polemical texts composed in Arabic which transmitted elements...