1. University of Pennsylvania, Misc Mss (Large) Box 2 Folder 22 Title: In Evangelium Iohannis tractatus Date: 1534, 1540.
2. University of Pennsylvania, Misc Mss (Large) Box 1 Folder 2 Title: In Evangelium Iohannis tractatus Author: Augustine of Hippo Date: between 1125 and 1150.
3. University of Pennsylvania, Misc Mss (Large) Box 1 Folder 6 Title: In Evangelium Iohannis tractatus Author: Antonius Beraldus Date: 1532.
4. University of Pennsylvania, Misc Mss (Large) Box 1 Folder 7 Title: In Evangelium Iohannis tractatus Date: [12--]
5. University of Pennsylvania, Misc Mss (Large) Box 1 Folder 9 Title: In Evangelium Iohannis tractatus Author: Bicknacre Priory Date: 1496.
6. University of Pennsylvania, Misc Mss (Large) Box 1 Folder 11 Title: In Evangelium Iohannis tractatus Author: Gaspardus Bremlen Date: 1590.
7. University of Pennsylvania, Misc Mss (Large) Box 1 Folder 13 Title: In Evangelium Iohannis tractatus Author: Richard Burdet Date: 1478.
8. University of Pennsylvania, Misc Mss (Large) Box 1 Folder 18 Title: In Evangelium Iohannis tractatus Author: Catholic Church Date: [between 1450 and 1499].
9. University of Pennsylvania, Misc Mss (Large) Box 1 Folder 17 Title: In Evangelium Iohannis tractatus Author: Catholic Church Date: 1400s.
10. University of Pennsylvania, Misc Mss (Large) Box 1 Folder 19 Title: In Evangelium Iohannis tractatus Author: Catholic Church Date: [between 1150 and 1199].