1. University of Pennsylvania, LJS 380 DS ID: DS633 Title: Pros mathēmatikous Author: Sextus Empiricus Place: Italy Date: [between 1430 and 1450]
2. Boston Public Library, MS q Med.113 DS ID: DS3457 Title: Erotemata (grammar) : in Greek]. Author: Dimitrios Chalkokondyles Place: Italy Date: ca. 1480