1. Free Library of Philadelphia, Lewis E 256 DS ID: DS4593 Title: Breviary Place: Bavaria and Southern Germany Date: 1318-1325
2. Free Library of Philadelphia, Lewis T320 DS ID: DS6110 Title: Breviary Place: Germany Date: 1300-1500
3. Western Michigan University, WMU MS 193 DS ID: DS6454 Title: Breviary Author: Catholic Church Date: approximately 1370