1. Free Library of Philadelphia, Lewis T164 Bookmark DS ID: DS5954 Title: Medical text Place: undetermined Date: 1000-1500
2. Free Library of Philadelphia, Lewis T174 Bookmark DS ID: DS5964 Title: Medical text Place: undetermined Date: 1000-1500
3. Free Library of Philadelphia, Lewis T394 Bookmark DS ID: DS18404 Title: Medical text Place: undetermined Date: 1200-1300