1. Free Library of Philadelphia, Lewis E M 66:1A-B DS ID: DS5583 Title: Missal Place: England Date: 1350-1399
2. Free Library of Philadelphia, Lewis T437 DS ID: DS6148 Title: Gradual and Missal Place: England Date: 1300-1500
3. The Huntington Library, Art Museum, and Botanical Gardens, mssHM 19918 DS ID: DS9653 Title: Missal Place: England Date: 14th-15th century