1. Newberry Library, VAULT folio Case MS 5172 DS ID: DS17718 Title: Patents of gentility Author: Juan Antonio de Hozes Sarmiento Date: 1728 Feb. 26.
2. Newberry Library, VAULT folio Case MS 5263 DS ID: DS17749 Title: Certification of arms Author: Juan Félix de Rújula Date: 1788 Sept. 25.