1. University of Pennsylvania, LJS 225 DS ID: DS116 Title: Litterarum simulationis liber Author: Michele Zopello Place: Rome and Italy Date: between 1455 and 1458
2. Harry Ransom Center, MS 3327, Container 196 DS ID: DS3982 Title: Papal bull Author: Sixtus IV Place: Italy and Rome Date: 1474 February 7