1. Free Library of Philadelphia, Lewis E 53 Bookmark DS ID: DS4417 Title: Miscellany Author: John de Breton, Adam of Bockenfield, Aristotle, and John de Seccheville Place: Italy Date: 1250-1280
2. Free Library of Philadelphia, Lewis E 260 Bookmark DS ID: DS4596 Title: Schwabenspiegel Place: Germany Date: 1400-1499