1. Free Library of Philadelphia, Lewis E M 17:2 DS ID: DS4942 Title: Antiphonary Place: Germany and Southern Germany Date: 1240-1260
2. Free Library of Philadelphia, Lewis E M 27:5 DS ID: DS5137 Title: Antiphonary Place: Italy Date: 1275-1299
3. Free Library of Philadelphia, Lewis E M 76:1-2 DS ID: DS5726 Title: Antiphonary Place: Italy Date: 1290-1310