X-rays reveal portrait hiding beneath Degas masterpiece
![Degas painting at synchrotron](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/08/080316_ht_degasticker.jpg?fit=860%2C460&ssl=1)
While the woman in Portrait of a Woman has never been identified, researchers think that a portrait beneath it depicts serial Degas model Emma Dobigny, who worked for the painter from 1869 to 1870. The hidden painting was probably created in that time period.
David Thurrowgood