1. Boston Public Library, MS f Med.13 DS ID: DS3328 Title: Miscellany Author: Konrad III. von Soltau Place: Rüden Date: 1448.
2. Boston Public Library, MS f Med.29 DS ID: DS3348 Title: Meditationes vitae Christi Author: Pseudo-Bonaventure Place: France and Flanders Date: 1454