X-radiograph(s) of "Mother and Step-Brother"

X-Radiograph Description: X-Radiograph, 2 stereo pairs on Negatives cut in halves, 1 straight X-Ray. Portion of picture covered: 80% (except top and bottom) Burroughs Number: 3563 X-Radiograph(s) of: Artist: Copley, John Singleton, American, 1738-1815 Title: Mother and Step-Brother Owner: Harvard University Art Museums Object Number: 1943.206