Wood-cut Likeness of Luther and Erasmus

Perhaps you will permit me to inquire what are the earliest wood-cut likenesses of Luther and Erasmus. Am I right in supposing that the image of the great Reformer is found for the first time on the verse of the title-page of his treatise *De Captivitate Babylonica Ecclesiae*, 4to., s.l.v.a.; and that the wished-for representation of Erasmus may be seen in the small octavo volume, entitled *Bellaria Epistolarum Erasmi Rot. et Ambrosii Pelargi vicissim missarum*, Colon. 1539? Some of your readers will doubtless be acquainted with what seems to be a very accurate and complete performance, the *V…