31. Free Library of Philadelphia, Lewis T148 Title: Decretales Gregorii IX Place: undetermined Date: 1000-1500
34. Free Library of Philadelphia, Lewis T151 Title: Commentary on canon law Place: undetermined Date: 1000-1500
35. Free Library of Philadelphia, Lewis T152 Title: Commentary on canon law Place: undetermined Date: 1000-1500
36. Free Library of Philadelphia, Lewis T153 Title: Treatise on canon law Place: undetermined Date: 1000-1500
37. Free Library of Philadelphia, Lewis T155 Title: De lure lurando Place: undetermined Date: 1000-1500
38. Free Library of Philadelphia, Lewis T157 Title: Commentary on canon law Place: undetermined Date: 1000-1500
39. Free Library of Philadelphia, Lewis T158 Title: De religiosis Place: undetermined Date: 1000-1500
40. Free Library of Philadelphia, Lewis T159 Title: Commentary on canon law Place: undetermined Date: 1000-1500