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

X-Radiograph Description: Number : 6 prints and 2 negatives of X-ray; Negatives : Detail of left-hand side; Detail of right-hand side; Prints : #1, 2, 3 missing; #4 : Print of a photo after cleaning (overpaint removed); #5 : Print of a photo of right-hand side after cleaning (overpaint removed); #6 : Print of X-ray, detail of saint; #7 : print of X-ray, detail of Christ; #8 : Print of a infra-red film when the right-hand part of the picture was cleaned; #9 : Print of a photo : detail of left-hand side of the picture partly cleaned and right-hand side wholly cleaned X-Radiograph Settings: 25 kv, 5 ma, 30 sec. Burroughs Number: 486 X-Radiograph(s) of: Artist: Crespi, Giovanni Battista (?) (called Cerano), Italian, ca. 1575-1632 Title: Vision of a Saint Description: Canvas Owner: Harvard University Art Museums Object Number: 1922.14