PCT4272693 Jewish doctor at the bedside of sick St. Basil, 13th century (engraving) by German School, (13th century); (add.info.: Jewish doctor at the bedside of sick St. Basil. The doctor wears a pointed hat. The obligation to wear a distinctive hat and a yellow badge dates from the 4th Lateran Council (1215). It was extended at the end of the Middle Ages to almost all of Europe and maintained in Germany until the 18th century. Engraving from a 13th century German manuscript.); Photo 穢 Gusman.