X-radiograph(s) of "Portrait of a Preacher"

X-Radiograph Description: Negative Burroughs Number: 983 X-Radiograph(s) of: Artist: Hals, Frans, II (?), Dutch, 1618-1669 Title: Portrait of a Preacher Description: 30.186- Fogg long term loan number Owner: Harvard University Art Museums Object Number: 1930.186