X-radiograph(s) of "Nathaniel Cunningham Jr."

X-Radiograph Description: X-Radiograph X-Radiograph Settings: 20 kv, 5 ma, 36 sec Burroughs Number: 3475 X-Radiograph(s) of: Artist: Blackburne, Joseph, American, ca.1730-after 1778 Artist: Also att. to Smibert, John, American, 1688-1751 Title: Nathaniel Cunningham Jr. Owner: Boston Museum of Fine Arts, MA (loan from Miss Francis R. Porter)