Manuscript on parchment (goatskin) of Nicolaus de Osimo (Auximo) OFM (d. after 1453), Supplementum Summae Pisanellae, an alphabetically arranged supplement to the Summa de casibus conscientiae of Bartholomew of Pisa (Bartholomaeus de Sancto Concordio, d. 1347). Produced at the Franciscan convent of Santa Maria degli Angeli near Milan