1. Free Library of Philadelphia, Lewis E M 44:6A-B DS ID: DS5359 Title: Illuminated leaf and Music Place: Lower Rhine and Germany Date: 1450-1475
2. Free Library of Philadelphia, Lewis T674 DS ID: DS6326 Title: Music Place: Germany Date: 1400-1500
3. Newberry Library, VAULT Case MS folio VM 1734.5 .G37 DS ID: DS17939 Title: Music Place: Germany Date: approximately 1590?