41. Free Library of Philadelphia, Lewis E M 74:18 DS ID: DS5707 Title: Antiphonary Place: Siena and Italy Date: 1440-1460
42. Free Library of Philadelphia, Lewis E M 76:29A DS ID: DS5745 Title: Choir book Place: Siena and Italy Date: 1450-1475
43. Ohio State University, Spec.Rare.MS.MR.Frag.334 DS ID: DS11753 Title: Gradual Place: Siena and Italy Date: ca. 1450