1. University of Pennsylvania, Ms. Coll. 742 Folder 109 DS ID: DS1810 Title: Legal document Author: Roman Catholic Diocese of Osma-Soria Date: 1464.
2. University of California, Berkeley, BANC MS UCB 143 v.137 DS ID: DS12754 Title: Chronicles Author: Alfonso de Palencia Place: Spain Date: 1470-1474.