Da Vincis Workshop News Today

National research and restoration laboratory in the basement of the famous museum. here, the curator began studying the fragile drawing to try to discover its origins. after infrared, ultraviolet and a host of other analytical techniques, they determined from the paper and other indicators that the sketch is indeed from da vincis era and region of italy. but what intrigued him most was the thousands of tiny holes in the drawing. evidence of a renaissanceed pri. when they laid out the holes on th...