1360-70 Tempera on plaster, 85 x 80 cm Wallraf-Richartz Museum, Cologne This head and other fragments (three heads of Prophets and of Emperor Charles IV) now in the Wallraf-Richartz Museum were discovered on the north wall of the Cologne town hall's Hansa chamber during renovations in 1859. , UNKNOWN MASTER, German , Head of a Prophet , 1351-1400 , German , painting , portrait
