21. Free Library of Philadelphia, Lewis E 110 Title: Book of hours Place: Northern France Date: 1400-1415
27. Free Library of Philadelphia, Lewis E 131 Title: Book of hours Place: Netherlands Date: 1440-1460
29. Free Library of Philadelphia, Lewis E 183 vol. 1 Title: Psalter Place: Netherlands Date: 1450-1465
30. Free Library of Philadelphia, Lewis E 183 vol. 2 Title: Psalter Place: Netherlands Date: 1450-1465