Rare early printing of Saint Bonaventure's writings on salvation. Bonaventure was an Italian medieval scholastic theologian and philosopher. The seventh Minister General of the Order of Friars Minor, he was also a Cardinal Bishop of Albano. He was canonized on 14 April 1482 by Pope Sixtus IV and declared a Doctor of the Church in the year 1588 by Pope Sixtus V. He is known as the "Seraphic Doctor". Quite rare OCLC WorldCat locates only 6 copies, no copies appear in the auction records since 1962.