1. Free Library of Philadelphia, Lewis E 9 Title: Processional Author: Catholic Church Place: Germany Date: 1450-1499, 1200-1299, and 900-999
2. Free Library of Philadelphia, Lewis E 15 Title: Organon Author: Aristotle Place: Italy Date: 1285-1299
6. Free Library of Philadelphia, Lewis E 35 Title: Bible commentary Author: Stephen Langton Place: Pontigny Date: 1220-1230
10. Free Library of Philadelphia, Lewis E 53 Title: Miscellany Author: John de Breton, Adam of Bockenfield, Aristotle, and John de Seccheville Place: Italy Date: 1250-1280