1. Boston Public Library, MS f Med.109 DS ID: DS3318 Title: Missal Author: Catholic Church Place: Flanders Date: between 1375 and 1399
2. Free Library of Philadelphia, Lewis E M 42:20 DS ID: DS5305 Title: Missal Place: Flanders Date: 1400-1499
3. Free Library of Philadelphia, Lewis E M 42:20A DS ID: DS5306 Title: Missal Place: Flanders Date: 1475-1499