X-radiograph(s) of "Pieta"

X-Radiograph Description: Print (03/31/1949) : Number : 3; X-radiograph (Burrough's) : Number : 3; X-radiograph (15/05/1996); Detail : center: vertical, right of scar in side); X-Rays unsatisfactory because of the coating of X-Ray dense material (?); X-Rays (Burrough's) : detail of scar X-Radiograph Settings: X-Ray (03/31/1949): 16 kv, 6 ma, 1 1/2 min. 40 W.D.; Burrough's X-Ray: 25 kv, 3 ma, 25 sec or 50 kv, 5 ma, 20 sec (?).; Burroughs Number: 490 X-Radiograph(s) of: Artist: Cavanaghi Artist: Also att. to Crivelli, Carlo, Italian, ca.1430-probably 1495 Title: Pieta Date: 15th century Description: Oil on canvas; 66.4 cm x 64 cm, actual Owner: Harvard University Art Museums Object Number: 1924.21