1st book printed in the Philippines in 1593 in xylography. It was written by Fr. Juan de Placencia and Fr. Domingo Nieva. It contained the Pater Noster (Our Father), Ave Maria (Hail Mary), Regina Coeli (Hail Holy Queen), the Ten Commandments of God, the Commandments of the Catholic Church, the Seven Mortal Sins, How to Confess, and the Catechism.