Margrave Wilhelm of Brandenburg-Ansbach, last Archbishop of Riga (1498-1563). From book "Eesti ajalugu II. Eesti keskaeg" (Estonian History II. Estonian Medieval times). 1937. [Anonymus / Eesti ajalugu II. Eesti keskaeg (1937) -- Public domain -- http://commons.wikimedia.org/wiki/File:Wilhelm von Brandenburg-Ansbach.jpg]