1. University of Pennsylvania, Ms. Codex 66 Title: Provinciale secundum provincias Place: Germany Date: [between 1400 and 1450?]
2. Free Library of Philadelphia, Lewis E 3 Title: Canon super almanach Author: Jean de Lignieres Place: England Date: 1340-1599
3. Free Library of Philadelphia, Lewis E 9 Title: Processional Author: Catholic Church Place: Germany Date: 1450-1499, 1200-1299, and 900-999
4. Free Library of Philadelphia, Lewis E 18 Title: De vinis Author: Arnaldus de Villa Nova Place: Germany Date: 1400-1415
5. 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
6. Free Library of Philadelphia, Lewis E 250 Title: Treatise on the construction of an astrolabe Author: John of Seville Place: undetermined Date: 1400-1499
7. Free Library of Philadelphia, Lewis T30 Title: Natural philosophy Place: undetermined Date: 1000-1500
8. Free Library of Philadelphia, Lewis T164 Title: Medical fragment Place: undetermined Date: 1000-1500
10. Free Library of Philadelphia, Lewis T174 Title: Medical treatise Place: undetermined Date: 1000-1500