Keywords: Portrait of a man, thought to be Baruch de Spinoza, attributed to Barend Graat.jpg Artwork en Portrait of a man thought to be Baruch de Spinoza 1666 Oil on canvas Institution signed b l BGf 1666 http //www nrc nl/nieuws/2016/04/16/is-ie-het-of-is-ie-het-niet-1609191 NRC other versions PD-art-100 Custom license marker 2016 04 16 Barend Graat 1666 Baruch Spinoza 17th-century portrait paintings location missing 1666 1660s portrait paintings from the Netherlands Male 1666 oil on canvas paintings Portrait 1666 portrait paintings Male 17th-century oil portraits of sitting men at half length 1666 Statuettes in portrait paintings 1666 |