An image of Cupid was covered over in “Girl Reading a Letter at an Open Window” for nearly 300 years. Now that he’s back on show, the famous painting looks quite different.An image of Cupid was covered over in “Girl Reading a Letter at an Open Window” for nearly 300 years. Now that he’s back on show, the famous painting looks quite different.Read MoreVermeer, Jan, Art, Restoration and Renovation, Museums, State Art Collections, Frick Collection
