1. Newberry Library, VAULT oversize Ayer MS 743 Bookmark DS ID: DS17842 Title: Geographia Author: Ptolemy and Nicephorus Gregoras Place: Florence and Italy Date: between 1400 and 1435
2. University of Pennsylvania, Ms. Codex 761 Bookmark DS ID: DS1659 Title: De chorographia Place: Italy Date: circa 1500