1. Free Library of Philadelphia, Lewis T6 DS ID: DS5795 Title: Psalms Place: undetermined Date: 1000-1500
2. Free Library of Philadelphia, Lewis T337 DS ID: DS6126 Title: Missal Place: undetermined Date: 1000-1100
3. Cornell University, Archives 6532.02.11 DS ID: DS12200 Title: Service book Place: undetermined Date: between circa 1000 and 1199.