X-radiograph(s) of "Portrait of Rembrandt (?)"

X-Radiograph Description: X-Radiograph Burroughs Number: 2427 X-Radiograph(s) of: Artist: Keyser, Thomas de (?), Dutch, 1596/7-1667 Artist: Also att. to Rembrandt van Rijn, Dutch, 1606-1669 Title: Portrait of Rembrandt (?) Description: (under Rembrandt ca. 1627-8) Owner: Staatliche Museen Kassel, Germany Object Number: 229