X-radiograph(s) of "Benjamin Wadsworth"

X-Radiograph Description: X-Radiograph; Details : head visible underneath; Size : 2 x-rays 14 x 17 and 4 x-rays 10 x 8 X-Radiograph Settings: 2 stereos 14x17, 16 kv, 6 ma, 1 1/4 min., 30 degres variation, 40" working distance ; 4 stereos for experiment in effectiveness of stereo for paints layers which are close together, varying angles (0, +10, +30, -20, -45), 40" W. D. , 16 kv, 6 ma, 1 1/2 min. Portion of picture covered: 4/5 Burroughs Number: 2762b X-Radiograph(s) of: Artist: American School Title: Benjamin Wadsworth Date: 18th century Description: Canvas Owner: Harvard University Portrait Collection Object Number: H3