1. Newberry Library, VAULT Ayer MS 1275 no. 1 DS ID: DS17667 Title: Letter Author: Juan de Zumárraga Place: Mexico City Date: 1537 Nov.
2. Newberry Library, VAULT Case MS 12 v. 7 DS ID: DS18136 Title: Confessions Author: Augustine of Hippo Date: between 1150 and 1199