|Filippo Lippi - Madonna and Child (c1440)|
USA 20c Stamp issued 1984
National Gallery of Art - Samuel H Kress Collection
Apparently, Lippi caused a bit of scandal and controversy during his time as a painter during this highly religious era. He obtained permission from Pope Pius II to live with a woman who was a nun - she was used a a model in a number of depictions of the Madonna.