X-radiograph(s) of "Portrait of M. de Nogent"

X-Radiograph Description: X-Radiograph; X-Radiograph Settings: Portion of picture covered: Whole; 5 ma, 35 sec. Burroughs Number: 3586 X-Radiograph(s) of: Artist: Ingres, Jean-Auguste-Dominique, French, 1780-1867 Title: Portrait of M. de Nogent Owner: Harvard University Art Museums Object Number: 1943.254