Keywords: Dutch School circa 1780 Portrait of a Man Behind the Curtain.jpg Portrait of a Man behind the Curtain oil on canvas 62 by 54 5cm http //www sothebys com Sotheby's Sale N08952 New York 2013-01-31 “2013-02-01 ~ 1780 Dutch School circa 1780 PD-art-100 Images from Sotheby's Curtains in art 1780s paintings |