1. University of Pennsylvania, Ms. Codex 1648 DS ID: DS1439 Title: Legal text Place: Spain Date: 1572.
2. University of Pennsylvania, Ms. Codex 74 DS ID: DS1653 Title: Legal text Author: Spain and Philip II of Spain Place: Valladolid Date: 1564.
3. Newberry Library, VAULT Ayer MS 1182 DS ID: DS18289 Title: Legal text Author: Eugenio de Salazar Date: 1595