X-radiograph(s) of "Head of a Saint"

X-Radiograph Description: X-Radiograph; Overall ?, X-ray from Henry Buhler (for study purpose) Burroughs Number: 4258 X-Radiograph(s) of: Artist: Flemish School Artist: Also att. to Rubens, Peter Paul, Flemish, 1577-1640 Title: Head of a Saint Description: Wood; 13 1/4 x 10 (33.7 x 25.4) Owner: Harvard University Art Museums Object Number: 1955.68