1. Newberry Library, VAULT folio Case MS 104 DS ID: DS17865 Title: Codex Place: Italy Date: approximately 1400-approximately 1732.
2. Newberry Library, VAULT Wing MS ZW 1 .45 DS ID: DS18237 Title: Prose and Verse Author: Dante Alighieri and Petrarch Place: Italy Date: approximately 1450