Caption:
Albert I of Brandenburg, duke of Prussias, margrave of Ansbach. Grand master of the German Order, from 1510. Founder of Koenigsberg University. (1544). 17/5/1490 -20/3/1568. Portrait. Painting, 1522, Hans Hennenberger or Hans Krel (attributed). Heilbronn, Muenster. (Photo aft. print).