Raphael was believed to be 17 when he did this chalk sketch, likely a self-portrait. "What is really extraordinary is the perfection of his technique in drawing," said curator Carmen Bambach. You can see in this chalk sketch, by a kid , what was coming … how, in an incredibly short time, Raphael would be regarded as one of the greatest artists of the Italian Renaissance, right up there with Michelangelo and Leonardo da Vinci.  "I think posterity sometimes sees him in third place," said Bambach.