1. "Doctrina cristiana muy útil y necesaria en castellano, mexicano y otomí", portada Translated Title: "Very useful and necessary Christian doctrine in Spanish, Mexican and Otomí", title page Creator / Contributor: Vargas, Melchor de (author / autor) and Balli, Pedro, active 1574-1600 (publisher / editorial) Date Created / Date Issued: 1576