Are you looking for the a scanned edition of, let's say, Aegidius Romanus' Quodlibeta (Lovanii: Typis Hieronymi Nempaei, 1646) or Durandus a Sancto Porciano's In IV libros Sententiarum (Venezia: Ex Typographia Guerraea, 1571) or—even better—Johannes Capreolus's entire Defensiones theologiae? This is the place to find them (link). Do this quickly, as texts have a tendency to dissappear…