X-radiograph(s) of "Madonna and Child with St. Catherine"

Burroughs Number: 727 X-Radiograph(s) of: Artist: Master of Hoogstraeten, Early Netherlandish, 15th-16th centuries Artist: Or Memling, Hans (?), Early Netherlandish, ca.1433-1494 Title: Madonna and Child with St. Catherine Owner: Philadelphia Museum of Art (Johnson Collection), PA Object Number: 371