X-radiograph(s) of "Nicholas Ruts"

X-Radiograph Description: X-radiograph; Negative; Details of X-ray : Head (one very dark); Hand; Burroughs Number: 1642 X-Radiograph(s) of: Artist: Rembrandt van Rijn, Dutch, 1606-1669 Title: Nicholas Ruts Date: 1631 Description: Oil on mahogany panel (cradle); 46 x 34 3/8 in. (116.8 x 87.3 cm.) Owner: Frick Collection, New York Object Number: 43.1.150