3077137 Prince Charles Louis of the Palatinate with his Tutor Wolrad von Plessen, 1631 (oil on canvas) by Lievens, Jan the Elder (1607-74); 104.5x97.5 cm; J. Paul Getty Museum, Los Angeles, USA; (add.info.: Charles Louis, Elector Palatine (1617-80) with his Tutor Wolrad von Plessen in Historical Dress is thought to be an allusion to Aristotle instructing the young Alexander as both boys were about fourteen when they were taught by their mentors.).