X-radiograph(s) of "Old Woman Reading"

X-Radiograph Description: Negative Burroughs Number: 1183 X-Radiograph(s) of: Artist: Levecq, Jacobus (?), Dutch, 1634-1675 Artist: Also att. to Maes, Nicolaes, Dutch, 1634-1693 Artist: Also att. to Pluym, Karel van der, Dutch, 1625-1672 Title: Old Woman Reading Description: (under J. Lievens) Owner: Philadelphia Museum of Art (Johnson Collection), PA Object Number: 487